mirror of
https://github.com/vanhoefm/fragattacks.git
synced 2024-11-25 08:48:31 -05:00
9818fbe9bc
Now that there is a pending mac80211 patch ("mac80211: allow SA-QUERY
processing in userspace") to allow wpa_supplicant to take care of SA
Query Request processing, start enforcing correct behavior for this in
ocv_sa_query and wpa2_ocv_sta_override_sa_query_resp.
Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
1136 lines
46 KiB
Python
1136 lines
46 KiB
Python
# Protected management frames tests
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# Copyright (c) 2013, Jouni Malinen <j@w1.fi>
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#
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# This software may be distributed under the terms of the BSD license.
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# See README for more details.
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from remotehost import remote_compatible
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import binascii
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import os
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import time
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import logging
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logger = logging.getLogger()
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import hwsim_utils
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import hostapd
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from utils import *
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from wlantest import Wlantest
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from wpasupplicant import WpaSupplicant
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@remote_compatible
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def test_ap_pmf_required(dev, apdev):
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"""WPA2-PSK AP with PMF required"""
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ssid = "test-pmf-required"
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params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
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params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
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params["ieee80211w"] = "2"
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hapd = hostapd.add_ap(apdev[0], params)
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Wlantest.setup(hapd)
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wt = Wlantest()
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wt.flush()
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wt.add_passphrase("12345678")
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key_mgmt = hapd.get_config()['key_mgmt']
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if key_mgmt.split(' ')[0] != "WPA-PSK-SHA256":
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raise Exception("Unexpected GET_CONFIG(key_mgmt): " + key_mgmt)
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dev[0].connect(ssid, psk="12345678", ieee80211w="1",
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key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
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scan_freq="2412")
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if "[WPA2-PSK-SHA256-CCMP]" not in dev[0].request("SCAN_RESULTS"):
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raise Exception("Scan results missing RSN element info")
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hwsim_utils.test_connectivity(dev[0], hapd)
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dev[1].connect(ssid, psk="12345678", ieee80211w="2",
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key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
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scan_freq="2412")
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hwsim_utils.test_connectivity(dev[1], hapd)
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if "OK" not in hapd.request("SA_QUERY " + dev[0].own_addr()):
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raise Exception("SA_QUERY failed")
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if "OK" not in hapd.request("SA_QUERY " + dev[1].own_addr()):
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raise Exception("SA_QUERY failed")
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if "FAIL" not in hapd.request("SA_QUERY foo"):
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raise Exception("Invalid SA_QUERY accepted")
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wt.require_ap_pmf_mandatory(apdev[0]['bssid'])
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wt.require_sta_pmf(apdev[0]['bssid'], dev[0].p2p_interface_addr())
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wt.require_sta_pmf_mandatory(apdev[0]['bssid'], dev[1].p2p_interface_addr())
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time.sleep(0.1)
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if wt.get_sta_counter("valid_saqueryresp_tx", apdev[0]['bssid'],
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dev[0].p2p_interface_addr()) < 1:
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raise Exception("STA did not reply to SA Query")
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if wt.get_sta_counter("valid_saqueryresp_tx", apdev[0]['bssid'],
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dev[1].p2p_interface_addr()) < 1:
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raise Exception("STA did not reply to SA Query")
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def start_ocv_ap(apdev):
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ssid = "test-pmf-required"
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params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
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params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
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params["ieee80211w"] = "2"
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params["ocv"] = "1"
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try:
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hapd = hostapd.add_ap(apdev, params)
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except Exception as e:
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if "Failed to set hostapd parameter ocv" in str(e):
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raise HwsimSkip("OCV not supported")
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raise
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Wlantest.setup(hapd)
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wt = Wlantest()
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wt.flush()
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wt.add_passphrase("12345678")
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return hapd, ssid, wt
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@remote_compatible
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def test_ocv_sa_query(dev, apdev):
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"""Test SA Query with OCV"""
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hapd, ssid, wt = start_ocv_ap(apdev[0])
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dev[0].connect(ssid, psk="12345678", ieee80211w="1", ocv="1",
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key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
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scan_freq="2412")
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# Test that client can handle SA Query with OCI element
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if "OK" not in hapd.request("SA_QUERY " + dev[0].own_addr()):
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raise Exception("SA_QUERY failed")
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ev = hapd.wait_event(["OCV-FAILURE"], timeout=0.1)
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if ev:
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raise Exception("Unexpected OCV failure reported")
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if wt.get_sta_counter("valid_saqueryresp_tx", apdev[0]['bssid'],
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dev[0].own_addr()) < 1:
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raise Exception("STA did not reply to SA Query")
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# Test that AP can handle SA Query with OCI element
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if "OK" not in dev[0].request("UNPROT_DEAUTH"):
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raise Exception("Triggering SA Query from the STA failed")
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ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=3)
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if ev is not None:
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raise Exception("SA Query from the STA failed")
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@remote_compatible
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def test_ocv_sa_query_csa(dev, apdev):
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"""Test SA Query with OCV after channel switch"""
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hapd, ssid, wt = start_ocv_ap(apdev[0])
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dev[0].connect(ssid, psk="12345678", ieee80211w="1", ocv="1",
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key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
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scan_freq="2412")
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hapd.request("CHAN_SWITCH 5 2437")
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time.sleep(1)
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if wt.get_sta_counter("valid_saqueryreq_tx", apdev[0]['bssid'],
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dev[0].own_addr()) < 1:
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raise Exception("STA did not start SA Query after channel switch")
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ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=16)
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if ev is not None:
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raise Exception("Unexpected disconnection")
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def test_ocv_sa_query_csa_no_resp(dev, apdev):
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"""Test SA Query with OCV after channel switch getting no response"""
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hapd, ssid, wt = start_ocv_ap(apdev[0])
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dev[0].connect(ssid, psk="12345678", ieee80211w="1", ocv="1",
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key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
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scan_freq="2412")
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hapd.set("ext_mgmt_frame_handling", "1")
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hapd.request("CHAN_SWITCH 5 2437")
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ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=5)
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if ev is None:
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raise Exception("Disconnection after CSA not reported")
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if "locally_generated=1" not in ev:
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raise Exception("Unexpectedly disconnected by AP: " + ev)
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def test_ocv_sa_query_csa_missing(dev, apdev):
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"""Test SA Query with OCV missing after channel switch"""
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hapd, ssid, wt = start_ocv_ap(apdev[0])
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dev[0].connect(ssid, psk="12345678", ieee80211w="1", ocv="1",
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key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
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scan_freq="2412")
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hapd.set("ext_mgmt_frame_handling", "1")
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dev[0].request("DISCONNECT")
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dev[0].wait_disconnected()
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ev = hapd.wait_event(['MGMT-RX'], timeout=5)
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if ev is None:
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raise Exception("Deauthentication frame RX not reported")
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hapd.set("ext_mgmt_frame_handling", "0")
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hapd.request("CHAN_SWITCH 5 2437")
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ev = hapd.wait_event(["AP-STA-DISCONNECTED"], timeout=20)
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if ev is None:
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raise Exception("No disconnection event received from hostapd")
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@remote_compatible
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def test_ap_pmf_optional(dev, apdev):
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"""WPA2-PSK AP with PMF optional"""
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ssid = "test-pmf-optional"
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params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
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params["wpa_key_mgmt"] = "WPA-PSK"
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params["ieee80211w"] = "1"
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hapd = hostapd.add_ap(apdev[0], params)
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Wlantest.setup(hapd)
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wt = Wlantest()
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wt.flush()
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wt.add_passphrase("12345678")
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dev[0].connect(ssid, psk="12345678", ieee80211w="1",
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key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
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scan_freq="2412")
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hwsim_utils.test_connectivity(dev[0], hapd)
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dev[1].connect(ssid, psk="12345678", ieee80211w="2",
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key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
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scan_freq="2412")
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hwsim_utils.test_connectivity(dev[1], hapd)
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wt.require_ap_pmf_optional(apdev[0]['bssid'])
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wt.require_sta_pmf(apdev[0]['bssid'], dev[0].p2p_interface_addr())
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wt.require_sta_pmf_mandatory(apdev[0]['bssid'], dev[1].p2p_interface_addr())
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@remote_compatible
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def test_ap_pmf_optional_2akm(dev, apdev):
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"""WPA2-PSK AP with PMF optional (2 AKMs)"""
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ssid = "test-pmf-optional-2akm"
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params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
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params["wpa_key_mgmt"] = "WPA-PSK WPA-PSK-SHA256"
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params["ieee80211w"] = "1"
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hapd = hostapd.add_ap(apdev[0], params)
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Wlantest.setup(hapd)
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wt = Wlantest()
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wt.flush()
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wt.add_passphrase("12345678")
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dev[0].connect(ssid, psk="12345678", ieee80211w="1",
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key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
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scan_freq="2412")
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hwsim_utils.test_connectivity(dev[0], hapd)
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dev[1].connect(ssid, psk="12345678", ieee80211w="2",
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key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
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scan_freq="2412")
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hwsim_utils.test_connectivity(dev[1], hapd)
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wt.require_ap_pmf_optional(apdev[0]['bssid'])
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wt.require_sta_pmf(apdev[0]['bssid'], dev[0].p2p_interface_addr())
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wt.require_sta_key_mgmt(apdev[0]['bssid'], dev[0].p2p_interface_addr(),
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"PSK-SHA256")
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wt.require_sta_pmf_mandatory(apdev[0]['bssid'], dev[1].p2p_interface_addr())
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wt.require_sta_key_mgmt(apdev[0]['bssid'], dev[1].p2p_interface_addr(),
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"PSK-SHA256")
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@remote_compatible
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def test_ap_pmf_negative(dev, apdev):
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"""WPA2-PSK AP without PMF (negative test)"""
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ssid = "test-pmf-negative"
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params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
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hapd = hostapd.add_ap(apdev[0], params)
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Wlantest.setup(hapd)
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wt = Wlantest()
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wt.flush()
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wt.add_passphrase("12345678")
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dev[0].connect(ssid, psk="12345678", ieee80211w="1",
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key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
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scan_freq="2412")
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hwsim_utils.test_connectivity(dev[0], hapd)
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try:
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dev[1].connect(ssid, psk="12345678", ieee80211w="2",
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key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
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scan_freq="2412")
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hwsim_utils.test_connectivity(dev[1], hapd)
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raise Exception("PMF required STA connected to no PMF AP")
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except Exception as e:
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logger.debug("Ignore expected exception: " + str(e))
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wt.require_ap_no_pmf(apdev[0]['bssid'])
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@remote_compatible
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def test_ap_pmf_assoc_comeback(dev, apdev):
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"""WPA2-PSK AP with PMF association comeback"""
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ssid = "assoc-comeback"
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params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
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params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
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params["ieee80211w"] = "2"
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hapd = hostapd.add_ap(apdev[0], params)
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Wlantest.setup(hapd)
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wt = Wlantest()
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wt.flush()
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wt.add_passphrase("12345678")
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dev[0].connect(ssid, psk="12345678", ieee80211w="1",
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key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
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scan_freq="2412")
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hapd.set("ext_mgmt_frame_handling", "1")
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dev[0].request("DISCONNECT")
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dev[0].wait_disconnected(timeout=10)
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hapd.set("ext_mgmt_frame_handling", "0")
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dev[0].request("REASSOCIATE")
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dev[0].wait_connected(timeout=10, error="Timeout on re-connection")
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if wt.get_sta_counter("assocresp_comeback", apdev[0]['bssid'],
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dev[0].p2p_interface_addr()) < 1:
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raise Exception("AP did not use association comeback request")
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@remote_compatible
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def test_ap_pmf_assoc_comeback2(dev, apdev):
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"""WPA2-PSK AP with PMF association comeback (using DROP_SA)"""
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ssid = "assoc-comeback"
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params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
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params["wpa_key_mgmt"] = "WPA-PSK"
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params["ieee80211w"] = "1"
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hapd = hostapd.add_ap(apdev[0], params)
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Wlantest.setup(hapd)
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wt = Wlantest()
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wt.flush()
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wt.add_passphrase("12345678")
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dev[0].connect(ssid, psk="12345678", ieee80211w="2",
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key_mgmt="WPA-PSK", proto="WPA2", scan_freq="2412")
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if "OK" not in dev[0].request("DROP_SA"):
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raise Exception("DROP_SA failed")
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dev[0].request("REASSOCIATE")
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dev[0].wait_connected(timeout=10, error="Timeout on re-connection")
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if wt.get_sta_counter("reassocresp_comeback", apdev[0]['bssid'],
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dev[0].p2p_interface_addr()) < 1:
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raise Exception("AP did not use reassociation comeback request")
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def test_ap_pmf_ap_dropping_sa(dev, apdev):
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"""WPA2-PSK PMF AP dropping SA"""
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ssid = "pmf"
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params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
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params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
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params["ieee80211w"] = "2"
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hapd = hostapd.add_ap(apdev[0], params)
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bssid = hapd.own_addr()
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Wlantest.setup(hapd)
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wt = Wlantest()
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wt.flush()
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wt.add_passphrase("12345678")
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dev[0].connect(ssid, psk="12345678", ieee80211w="2",
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key_mgmt="WPA-PSK-SHA256", proto="WPA2", scan_freq="2412")
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addr0 = dev[0].own_addr()
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dev[0].dump_monitor()
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hapd.wait_sta()
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# Drop SA and association at the AP locally without notifying the STA. This
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# results in the STA getting unprotected Deauthentication frames when trying
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# to transmit the next Class 3 frame.
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if "OK" not in hapd.request("DEAUTHENTICATE " + addr0 + " tx=0"):
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raise Exception("DEAUTHENTICATE command failed")
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ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=1)
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if ev is not None:
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raise Exception("Unexpected disconnection event after DEAUTHENTICATE tx=0: " + ev)
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dev[0].request("DATA_TEST_CONFIG 1")
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dev[0].request("DATA_TEST_TX " + bssid + " " + addr0)
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ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=5)
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dev[0].request("DATA_TEST_CONFIG 0")
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if ev is None or "locally_generated=1" not in ev:
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raise Exception("Locally generated disconnection not reported")
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def test_ap_pmf_valid_broadcast_deauth(dev, apdev):
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"""WPA2-PSK PMF AP sending valid broadcast deauth without dropping SA"""
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run_ap_pmf_valid(dev, apdev, False, True)
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def test_ap_pmf_valid_broadcast_disassoc(dev, apdev):
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"""WPA2-PSK PMF AP sending valid broadcast disassoc without dropping SA"""
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run_ap_pmf_valid(dev, apdev, True, True)
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def test_ap_pmf_valid_unicast_deauth(dev, apdev):
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"""WPA2-PSK PMF AP sending valid unicast deauth without dropping SA"""
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run_ap_pmf_valid(dev, apdev, False, False)
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def test_ap_pmf_valid_unicast_disassoc(dev, apdev):
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"""WPA2-PSK PMF AP sending valid unicast disassoc without dropping SA"""
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run_ap_pmf_valid(dev, apdev, True, False)
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def run_ap_pmf_valid(dev, apdev, disassociate, broadcast):
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ssid = "pmf"
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params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
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params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
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params["ieee80211w"] = "2"
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hapd = hostapd.add_ap(apdev[0], params)
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bssid = hapd.own_addr()
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Wlantest.setup(hapd)
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wt = Wlantest()
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wt.flush()
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wt.add_passphrase("12345678")
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dev[0].connect(ssid, psk="12345678", ieee80211w="2",
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key_mgmt="WPA-PSK-SHA256", proto="WPA2", scan_freq="2412")
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addr0 = dev[0].own_addr()
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dev[0].dump_monitor()
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hapd.wait_sta()
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cmd = "DISASSOCIATE " if disassociate else "DEAUTHENTICATE "
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cmd += "ff:ff:ff:ff:ff:ff" if broadcast else addr0
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cmd += " test=1"
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if "OK" not in hapd.request(cmd):
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raise Exception("hostapd command failed")
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sta = hapd.get_sta(addr0)
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if not sta:
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raise Exception("STA entry lost")
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ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=5)
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if ev is None:
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raise Exception("Disconnection not reported")
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if "locally_generated=1" in ev:
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raise Exception("Unexpected locally generated disconnection")
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# Wait for SA Query procedure to fail and association comeback to succeed
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dev[0].wait_connected()
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def start_wpas_ap(ssid):
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wpas = WpaSupplicant(global_iface='/tmp/wpas-wlan5')
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wpas.interface_add("wlan5", drv_params="use_monitor=1")
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id = wpas.add_network()
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wpas.set_network(id, "mode", "2")
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wpas.set_network_quoted(id, "ssid", ssid)
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wpas.set_network(id, "proto", "WPA2")
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wpas.set_network(id, "key_mgmt", "WPA-PSK-SHA256")
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wpas.set_network(id, "ieee80211w", "2")
|
|
wpas.set_network_quoted(id, "psk", "12345678")
|
|
wpas.set_network(id, "pairwise", "CCMP")
|
|
wpas.set_network(id, "group", "CCMP")
|
|
wpas.set_network(id, "frequency", "2412")
|
|
wpas.set_network(id, "scan_freq", "2412")
|
|
wpas.connect_network(id)
|
|
wpas.dump_monitor()
|
|
return wpas
|
|
|
|
def test_ap_pmf_sta_sa_query(dev, apdev):
|
|
"""WPA2-PSK AP with station using SA Query"""
|
|
ssid = "assoc-comeback"
|
|
addr = dev[0].own_addr()
|
|
|
|
wpas = start_wpas_ap(ssid)
|
|
bssid = wpas.own_addr()
|
|
|
|
Wlantest.setup(wpas)
|
|
wt = Wlantest()
|
|
wt.flush()
|
|
wt.add_passphrase("12345678")
|
|
|
|
dev[0].connect(ssid, psk="12345678", ieee80211w="1",
|
|
key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
|
|
scan_freq="2412")
|
|
wpas.dump_monitor()
|
|
wpas.request("DEAUTHENTICATE " + addr + " test=0")
|
|
wpas.dump_monitor()
|
|
wpas.request("DISASSOCIATE " + addr + " test=0")
|
|
wpas.dump_monitor()
|
|
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=1)
|
|
if ev is not None:
|
|
raise Exception("Unexpected disconnection")
|
|
|
|
wpas.request("DEAUTHENTICATE " + addr + " reason=6 test=0")
|
|
wpas.dump_monitor()
|
|
wpas.request("DISASSOCIATE " + addr + " reason=7 test=0")
|
|
wpas.dump_monitor()
|
|
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=1)
|
|
if ev is not None:
|
|
raise Exception("Unexpected disconnection")
|
|
if wt.get_sta_counter("valid_saqueryreq_tx", bssid, addr) < 1:
|
|
raise Exception("STA did not send SA Query")
|
|
if wt.get_sta_counter("valid_saqueryresp_rx", bssid, addr) < 1:
|
|
raise Exception("AP did not reply to SA Query")
|
|
wpas.dump_monitor()
|
|
|
|
def test_ap_pmf_sta_sa_query_no_response(dev, apdev):
|
|
"""WPA2-PSK AP with station using SA Query and getting no response"""
|
|
ssid = "assoc-comeback"
|
|
addr = dev[0].own_addr()
|
|
|
|
wpas = start_wpas_ap(ssid)
|
|
bssid = wpas.own_addr()
|
|
|
|
dev[0].connect(ssid, psk="12345678", ieee80211w="1",
|
|
key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
|
|
scan_freq="2412")
|
|
wpas.dump_monitor()
|
|
wpas.request("DEAUTHENTICATE " + addr + " test=0")
|
|
wpas.dump_monitor()
|
|
wpas.request("DISASSOCIATE " + addr + " test=0")
|
|
wpas.dump_monitor()
|
|
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=1)
|
|
if ev is not None:
|
|
raise Exception("Unexpected disconnection")
|
|
|
|
wpas.request("SET ext_mgmt_frame_handling 1")
|
|
wpas.request("DEAUTHENTICATE " + addr + " reason=6 test=0")
|
|
wpas.dump_monitor()
|
|
wpas.request("DISASSOCIATE " + addr + " reason=7 test=0")
|
|
wpas.dump_monitor()
|
|
dev[0].wait_disconnected()
|
|
wpas.dump_monitor()
|
|
wpas.request("SET ext_mgmt_frame_handling 0")
|
|
dev[0].wait_connected()
|
|
wpas.dump_monitor()
|
|
|
|
def test_ap_pmf_sta_unprot_deauth_burst(dev, apdev):
|
|
"""WPA2-PSK AP with station receiving burst of unprotected Deauthentication frames"""
|
|
ssid = "deauth-attack"
|
|
addr = dev[0].own_addr()
|
|
|
|
wpas = start_wpas_ap(ssid)
|
|
bssid = wpas.own_addr()
|
|
|
|
Wlantest.setup(wpas)
|
|
wt = Wlantest()
|
|
wt.flush()
|
|
wt.add_passphrase("12345678")
|
|
|
|
dev[0].connect(ssid, psk="12345678", ieee80211w="1",
|
|
key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
|
|
scan_freq="2412")
|
|
|
|
for i in range(0, 10):
|
|
wpas.request("DEAUTHENTICATE " + addr + " reason=6 test=0")
|
|
wpas.request("DISASSOCIATE " + addr + " reason=7 test=0")
|
|
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=1)
|
|
if ev is not None:
|
|
raise Exception("Unexpected disconnection")
|
|
num_req = wt.get_sta_counter("valid_saqueryreq_tx", bssid, addr)
|
|
num_resp = wt.get_sta_counter("valid_saqueryresp_rx", bssid, addr)
|
|
if num_req < 1:
|
|
raise Exception("STA did not send SA Query")
|
|
if num_resp < 1:
|
|
raise Exception("AP did not reply to SA Query")
|
|
if num_req > 1:
|
|
raise Exception("STA initiated too many SA Query procedures (%d)" % num_req)
|
|
|
|
time.sleep(10)
|
|
for i in range(0, 5):
|
|
wpas.request("DEAUTHENTICATE " + addr + " reason=6 test=0")
|
|
wpas.request("DISASSOCIATE " + addr + " reason=7 test=0")
|
|
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=1)
|
|
if ev is not None:
|
|
raise Exception("Unexpected disconnection")
|
|
num_req = wt.get_sta_counter("valid_saqueryreq_tx", bssid, addr)
|
|
num_resp = wt.get_sta_counter("valid_saqueryresp_rx", bssid, addr)
|
|
if num_req != 2 or num_resp != 2:
|
|
raise Exception("Unexpected number of SA Query procedures (req=%d resp=%d)" % (num_req, num_resp))
|
|
|
|
def test_ap_pmf_sta_sa_query_oom(dev, apdev):
|
|
"""WPA2-PSK AP with station using SA Query (OOM)"""
|
|
ssid = "assoc-comeback"
|
|
addr = dev[0].own_addr()
|
|
wpas = start_wpas_ap(ssid)
|
|
dev[0].connect(ssid, psk="12345678", ieee80211w="1",
|
|
key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
|
|
scan_freq="2412")
|
|
with alloc_fail(dev[0], 1, "=sme_sa_query_timer"):
|
|
wpas.request("DEAUTHENTICATE " + addr + " reason=6 test=0")
|
|
wait_fail_trigger(dev[0], "GET_ALLOC_FAIL")
|
|
dev[0].request("DISCONNECT")
|
|
wpas.request("DISCONNECT")
|
|
dev[0].wait_disconnected()
|
|
|
|
def test_ap_pmf_sta_sa_query_local_failure(dev, apdev):
|
|
"""WPA2-PSK AP with station using SA Query (local failure)"""
|
|
ssid = "assoc-comeback"
|
|
addr = dev[0].own_addr()
|
|
wpas = start_wpas_ap(ssid)
|
|
dev[0].connect(ssid, psk="12345678", ieee80211w="1",
|
|
key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
|
|
scan_freq="2412")
|
|
with fail_test(dev[0], 1, "os_get_random;sme_sa_query_timer"):
|
|
wpas.request("DEAUTHENTICATE " + addr + " reason=6 test=0")
|
|
wait_fail_trigger(dev[0], "GET_FAIL")
|
|
dev[0].request("DISCONNECT")
|
|
wpas.request("DISCONNECT")
|
|
dev[0].wait_disconnected()
|
|
|
|
def test_ap_pmf_sta_sa_query_hostapd(dev, apdev):
|
|
"""WPA2-PSK AP with station using SA Query (hostapd)"""
|
|
ssid = "assoc-comeback"
|
|
passphrase = "12345678"
|
|
addr = dev[0].own_addr()
|
|
|
|
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase,
|
|
wpa_key_mgmt="WPA-PSK-SHA256",
|
|
ieee80211w="2")
|
|
hapd = hostapd.add_ap(apdev[0], params)
|
|
bssid = hapd.own_addr()
|
|
|
|
Wlantest.setup(hapd)
|
|
wt = Wlantest()
|
|
wt.flush()
|
|
wt.add_passphrase("12345678")
|
|
|
|
dev[0].connect(ssid, psk=passphrase, ieee80211w="2",
|
|
key_mgmt="WPA-PSK-SHA256", proto="WPA2",
|
|
scan_freq="2412")
|
|
hapd.wait_sta()
|
|
if "OK" not in hapd.request("DEAUTHENTICATE " + addr + " test=0") or \
|
|
"OK" not in hapd.request("DISASSOCIATE " + addr + " test=0"):
|
|
raise Exception("Failed to send unprotected disconnection messages")
|
|
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=1)
|
|
if ev is not None:
|
|
raise Exception("Unexpected disconnection")
|
|
|
|
if "OK" not in hapd.request("DEAUTHENTICATE " + addr + " reason=6 test=0") or \
|
|
"OK" not in hapd.request("DISASSOCIATE " + addr + " reason=7 test=0"):
|
|
raise Exception("Failed to send unprotected disconnection messages (2)")
|
|
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=1)
|
|
if ev is not None:
|
|
raise Exception("Unexpected disconnection")
|
|
if wt.get_sta_counter("valid_saqueryreq_tx", bssid, addr) < 1:
|
|
raise Exception("STA did not send SA Query")
|
|
if wt.get_sta_counter("valid_saqueryresp_rx", bssid, addr) < 1:
|
|
raise Exception("AP did not reply to SA Query")
|
|
|
|
def test_ap_pmf_sta_sa_query_no_response_hostapd(dev, apdev):
|
|
"""WPA2-PSK AP with station using SA Query and getting no response (hostapd)"""
|
|
ssid = "assoc-comeback"
|
|
passphrase = "12345678"
|
|
addr = dev[0].own_addr()
|
|
|
|
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase,
|
|
wpa_key_mgmt="WPA-PSK-SHA256",
|
|
ieee80211w="2")
|
|
hapd = hostapd.add_ap(apdev[0], params)
|
|
bssid = hapd.own_addr()
|
|
|
|
Wlantest.setup(hapd)
|
|
wt = Wlantest()
|
|
wt.flush()
|
|
wt.add_passphrase("12345678")
|
|
|
|
dev[0].connect(ssid, psk=passphrase, ieee80211w="2",
|
|
key_mgmt="WPA-PSK-SHA256", proto="WPA2",
|
|
scan_freq="2412")
|
|
hapd.wait_sta()
|
|
hapd.set("ext_mgmt_frame_handling", "1")
|
|
if "OK" not in hapd.request("DEAUTHENTICATE " + addr + " reason=6 test=0") or \
|
|
"OK" not in hapd.request("DISASSOCIATE " + addr + " reason=7 test=0"):
|
|
raise Exception("Failed to send unprotected disconnection messages")
|
|
dev[0].wait_disconnected()
|
|
hapd.set("ext_mgmt_frame_handling", "0")
|
|
if wt.get_sta_counter("valid_saqueryreq_tx", bssid, addr) < 1:
|
|
raise Exception("STA did not send SA Query")
|
|
if wt.get_sta_counter("valid_saqueryresp_rx", bssid, addr) > 0:
|
|
raise Exception("AP replied to SA Query")
|
|
dev[0].wait_connected()
|
|
|
|
def test_ap_pmf_sta_unprot_deauth_burst_hostapd(dev, apdev):
|
|
"""WPA2-PSK AP with station receiving burst of unprotected Deauthentication frames (hostapd)"""
|
|
ssid = "deauth-attack"
|
|
passphrase = "12345678"
|
|
addr = dev[0].own_addr()
|
|
|
|
params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase,
|
|
wpa_key_mgmt="WPA-PSK-SHA256",
|
|
ieee80211w="2")
|
|
hapd = hostapd.add_ap(apdev[0], params)
|
|
bssid = hapd.own_addr()
|
|
|
|
Wlantest.setup(hapd)
|
|
wt = Wlantest()
|
|
wt.flush()
|
|
wt.add_passphrase("12345678")
|
|
|
|
dev[0].connect(ssid, psk=passphrase, ieee80211w="2",
|
|
key_mgmt="WPA-PSK-SHA256", proto="WPA2",
|
|
scan_freq="2412")
|
|
hapd.wait_sta()
|
|
for i in range(10):
|
|
if "OK" not in hapd.request("DEAUTHENTICATE " + addr + " reason=6 test=0") or \
|
|
"OK" not in hapd.request("DISASSOCIATE " + addr + " reason=7 test=0"):
|
|
raise Exception("Failed to send unprotected disconnection messages")
|
|
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=1)
|
|
if ev is not None:
|
|
raise Exception("Unexpected disconnection")
|
|
num_req = wt.get_sta_counter("valid_saqueryreq_tx", bssid, addr)
|
|
num_resp = wt.get_sta_counter("valid_saqueryresp_rx", bssid, addr)
|
|
if num_req < 1:
|
|
raise Exception("STA did not send SA Query")
|
|
if num_resp < 1:
|
|
raise Exception("AP did not reply to SA Query")
|
|
if num_req > 1:
|
|
raise Exception("STA initiated too many SA Query procedures (%d)" % num_req)
|
|
|
|
time.sleep(10)
|
|
for i in range(5):
|
|
if "OK" not in hapd.request("DEAUTHENTICATE " + addr + " reason=6 test=0") or \
|
|
"OK" not in hapd.request("DISASSOCIATE " + addr + " reason=7 test=0"):
|
|
raise Exception("Failed to send unprotected disconnection messages")
|
|
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=1)
|
|
if ev is not None:
|
|
raise Exception("Unexpected disconnection")
|
|
num_req = wt.get_sta_counter("valid_saqueryreq_tx", bssid, addr)
|
|
num_resp = wt.get_sta_counter("valid_saqueryresp_rx", bssid, addr)
|
|
if num_req != 2 or num_resp != 2:
|
|
raise Exception("Unexpected number of SA Query procedures (req=%d resp=%d)" % (num_req, num_resp))
|
|
|
|
def test_ap_pmf_required_eap(dev, apdev):
|
|
"""WPA2-EAP AP with PMF required"""
|
|
ssid = "test-pmf-required-eap"
|
|
params = hostapd.wpa2_eap_params(ssid=ssid)
|
|
params["wpa_key_mgmt"] = "WPA-EAP-SHA256"
|
|
params["ieee80211w"] = "2"
|
|
hapd = hostapd.add_ap(apdev[0], params)
|
|
key_mgmt = hapd.get_config()['key_mgmt']
|
|
if key_mgmt.split(' ')[0] != "WPA-EAP-SHA256":
|
|
raise Exception("Unexpected GET_CONFIG(key_mgmt): " + key_mgmt)
|
|
dev[0].connect("test-pmf-required-eap", key_mgmt="WPA-EAP-SHA256",
|
|
ieee80211w="2", eap="PSK", identity="psk.user@example.com",
|
|
password_hex="0123456789abcdef0123456789abcdef",
|
|
scan_freq="2412")
|
|
dev[1].connect("test-pmf-required-eap", key_mgmt="WPA-EAP WPA-EAP-SHA256",
|
|
ieee80211w="1", eap="PSK", identity="psk.user@example.com",
|
|
password_hex="0123456789abcdef0123456789abcdef",
|
|
scan_freq="2412")
|
|
|
|
def test_ap_pmf_optional_eap(dev, apdev):
|
|
"""WPA2EAP AP with PMF optional"""
|
|
params = hostapd.wpa2_eap_params(ssid="test-wpa2-eap")
|
|
params["ieee80211w"] = "1"
|
|
hapd = hostapd.add_ap(apdev[0], params)
|
|
dev[0].connect("test-wpa2-eap", key_mgmt="WPA-EAP", eap="TTLS",
|
|
identity="pap user", anonymous_identity="ttls",
|
|
password="password",
|
|
ca_cert="auth_serv/ca.pem", phase2="auth=PAP",
|
|
ieee80211w="1", scan_freq="2412")
|
|
dev[1].connect("test-wpa2-eap", key_mgmt="WPA-EAP WPA-EAP-SHA256",
|
|
eap="TTLS", identity="pap user", anonymous_identity="ttls",
|
|
password="password",
|
|
ca_cert="auth_serv/ca.pem", phase2="auth=PAP",
|
|
ieee80211w="2", scan_freq="2412")
|
|
|
|
@remote_compatible
|
|
def test_ap_pmf_required_sha1(dev, apdev):
|
|
"""WPA2-PSK AP with PMF required with SHA1 AKM"""
|
|
ssid = "test-pmf-required-sha1"
|
|
params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
|
|
params["wpa_key_mgmt"] = "WPA-PSK"
|
|
params["ieee80211w"] = "2"
|
|
hapd = hostapd.add_ap(apdev[0], params)
|
|
Wlantest.setup(hapd)
|
|
wt = Wlantest()
|
|
wt.flush()
|
|
wt.add_passphrase("12345678")
|
|
key_mgmt = hapd.get_config()['key_mgmt']
|
|
if key_mgmt.split(' ')[0] != "WPA-PSK":
|
|
raise Exception("Unexpected GET_CONFIG(key_mgmt): " + key_mgmt)
|
|
dev[0].connect(ssid, psk="12345678", ieee80211w="2",
|
|
key_mgmt="WPA-PSK", proto="WPA2", scan_freq="2412")
|
|
if "[WPA2-PSK-CCMP]" not in dev[0].request("SCAN_RESULTS"):
|
|
raise Exception("Scan results missing RSN element info")
|
|
hwsim_utils.test_connectivity(dev[0], hapd)
|
|
|
|
@remote_compatible
|
|
def test_ap_pmf_toggle(dev, apdev):
|
|
"""WPA2-PSK AP with PMF optional and changing PMF on reassociation"""
|
|
try:
|
|
_test_ap_pmf_toggle(dev, apdev)
|
|
finally:
|
|
dev[0].request("SET reassoc_same_bss_optim 0")
|
|
|
|
def _test_ap_pmf_toggle(dev, apdev):
|
|
ssid = "test-pmf-optional"
|
|
params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
|
|
params["wpa_key_mgmt"] = "WPA-PSK"
|
|
params["ieee80211w"] = "1"
|
|
params["assoc_sa_query_max_timeout"] = "1"
|
|
params["assoc_sa_query_retry_timeout"] = "1"
|
|
hapd = hostapd.add_ap(apdev[0], params)
|
|
Wlantest.setup(hapd)
|
|
wt = Wlantest()
|
|
wt.flush()
|
|
wt.add_passphrase("12345678")
|
|
bssid = apdev[0]['bssid']
|
|
addr = dev[0].own_addr()
|
|
dev[0].request("SET reassoc_same_bss_optim 1")
|
|
id = dev[0].connect(ssid, psk="12345678", ieee80211w="1",
|
|
key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
|
|
scan_freq="2412")
|
|
wt.require_ap_pmf_optional(bssid)
|
|
wt.require_sta_pmf(bssid, addr)
|
|
sta = hapd.get_sta(addr)
|
|
if '[MFP]' not in sta['flags']:
|
|
raise Exception("MFP flag not present for STA")
|
|
|
|
dev[0].set_network(id, "ieee80211w", "0")
|
|
dev[0].request("REASSOCIATE")
|
|
dev[0].wait_connected()
|
|
wt.require_sta_no_pmf(bssid, addr)
|
|
sta = hapd.get_sta(addr)
|
|
if '[MFP]' in sta['flags']:
|
|
raise Exception("MFP flag unexpectedly present for STA")
|
|
err, data = hapd.cmd_execute(['iw', 'dev', apdev[0]['ifname'], 'station',
|
|
'get', addr])
|
|
if "yes" in [l for l in data.splitlines() if "MFP" in l][0]:
|
|
raise Exception("Kernel STA entry had MFP enabled")
|
|
|
|
dev[0].set_network(id, "ieee80211w", "1")
|
|
dev[0].request("REASSOCIATE")
|
|
dev[0].wait_connected()
|
|
wt.require_sta_pmf(bssid, addr)
|
|
sta = hapd.get_sta(addr)
|
|
if '[MFP]' not in sta['flags']:
|
|
raise Exception("MFP flag not present for STA")
|
|
err, data = hapd.cmd_execute(['iw', 'dev', apdev[0]['ifname'], 'station',
|
|
'get', addr])
|
|
if "yes" not in [l for l in data.splitlines() if "MFP" in l][0]:
|
|
raise Exception("Kernel STA entry did not have MFP enabled")
|
|
|
|
@remote_compatible
|
|
def test_ap_pmf_required_sta_no_pmf(dev, apdev):
|
|
"""WPA2-PSK AP with PMF required and PMF disabled on STA"""
|
|
ssid = "test-pmf-required"
|
|
params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
|
|
params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
|
|
params["ieee80211w"] = "2"
|
|
hapd = hostapd.add_ap(apdev[0], params)
|
|
|
|
# Disable PMF on the station and try to connect
|
|
dev[0].connect(ssid, psk="12345678", ieee80211w="0",
|
|
key_mgmt="WPA-PSK WPA-PSK-SHA256", proto="WPA2",
|
|
scan_freq="2412", wait_connect=False)
|
|
ev = dev[0].wait_event(["CTRL-EVENT-NETWORK-NOT-FOUND",
|
|
"CTRL-EVENT-ASSOC-REJECT"], timeout=2)
|
|
if ev is None:
|
|
raise Exception("No connection result")
|
|
if "CTRL-EVENT-ASSOC-REJECT" in ev:
|
|
raise Exception("Tried to connect to PMF required AP without PMF enabled")
|
|
dev[0].request("REMOVE_NETWORK all")
|
|
|
|
def test_ap_pmf_inject_auth(dev, apdev):
|
|
"""WPA2-PSK AP with PMF and Authentication frame injection"""
|
|
ssid = "test-pmf"
|
|
params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
|
|
params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
|
|
params["ieee80211w"] = "2"
|
|
hapd = hostapd.add_ap(apdev[0], params)
|
|
dev[0].connect(ssid, psk="12345678", ieee80211w="2",
|
|
key_mgmt="WPA-PSK-SHA256", proto="WPA2",
|
|
scan_freq="2412")
|
|
hapd.wait_sta()
|
|
hwsim_utils.test_connectivity(dev[0], hapd)
|
|
|
|
bssid = hapd.own_addr().replace(':', '')
|
|
addr = dev[0].own_addr().replace(':', '')
|
|
|
|
# Inject an unprotected Authentication frame claiming to be from the
|
|
# associated STA, from another STA, from the AP's own address, from all
|
|
# zeros and all ones addresses, and from a multicast address.
|
|
hapd.request("SET ext_mgmt_frame_handling 1")
|
|
failed = False
|
|
addresses = [ addr, "021122334455", bssid, 6*"00", 6*"ff", 6*"01" ]
|
|
for a in addresses:
|
|
auth = "b0003a01" + bssid + a + bssid + '1000000001000000'
|
|
res = hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=%s" % auth)
|
|
if "OK" not in res:
|
|
failed = True
|
|
hapd.request("SET ext_mgmt_frame_handling 0")
|
|
if failed:
|
|
raise Exception("MGMT_RX_PROCESS failed")
|
|
time.sleep(0.1)
|
|
|
|
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=0.1)
|
|
if ev:
|
|
raise Exception("Unexpected disconnection reported on the STA")
|
|
|
|
# Verify that original association is still functional.
|
|
hwsim_utils.test_connectivity(dev[0], hapd)
|
|
|
|
# Inject an unprotected Association Request frame (with and without RSNE)
|
|
# claiming to be from the set of test addresses.
|
|
hapd.request("SET ext_mgmt_frame_handling 1")
|
|
for a in addresses:
|
|
assoc = "00003a01" + bssid + a + bssid + '2000' + '31040500' + '0008746573742d706d66' + '010802040b160c121824' + '301a0100000fac040100000fac040100000fac06c0000000000fac06'
|
|
res = hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=%s" % assoc)
|
|
if "OK" not in res:
|
|
failed = True
|
|
|
|
assoc = "00003a01" + bssid + a + bssid + '2000' + '31040500' + '0008746573742d706d66' + '010802040b160c121824' + '3000'
|
|
res = hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=%s" % assoc)
|
|
if "OK" not in res:
|
|
failed = True
|
|
|
|
assoc = "00003a01" + bssid + a + bssid + '2000' + '31040500' + '0008746573742d706d66' + '010802040b160c121824'
|
|
res = hapd.request("MGMT_RX_PROCESS freq=2412 datarate=0 ssi_signal=-30 frame=%s" % assoc)
|
|
if "OK" not in res:
|
|
failed = True
|
|
hapd.request("SET ext_mgmt_frame_handling 0")
|
|
if failed:
|
|
raise Exception("MGMT_RX_PROCESS failed")
|
|
time.sleep(5)
|
|
|
|
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=0.1)
|
|
if ev:
|
|
raise Exception("Unexpected disconnection reported on the STA")
|
|
|
|
# Verify that original association is still functional.
|
|
hwsim_utils.test_connectivity(dev[0], hapd)
|
|
|
|
def test_ap_pmf_inject_data(dev, apdev):
|
|
"""WPA2-PSK AP with PMF and Data frame injection"""
|
|
try:
|
|
run_ap_pmf_inject_data(dev, apdev)
|
|
finally:
|
|
stop_monitor(apdev[1]["ifname"])
|
|
|
|
def run_ap_pmf_inject_data(dev, apdev):
|
|
ssid = "test-pmf"
|
|
params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
|
|
params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
|
|
params["ieee80211w"] = "2"
|
|
hapd = hostapd.add_ap(apdev[0], params)
|
|
dev[0].connect(ssid, psk="12345678", ieee80211w="2",
|
|
key_mgmt="WPA-PSK-SHA256", proto="WPA2",
|
|
scan_freq="2412")
|
|
hapd.wait_sta()
|
|
hwsim_utils.test_connectivity(dev[0], hapd)
|
|
|
|
sock = start_monitor(apdev[1]["ifname"])
|
|
radiotap = radiotap_build()
|
|
|
|
bssid = hapd.own_addr().replace(':', '')
|
|
addr = dev[0].own_addr().replace(':', '')
|
|
|
|
# Inject Data frame with A2=broadcast, A2=multicast, A2=BSSID, A2=STA, and
|
|
# A2=unknown unicast
|
|
addresses = [ 6*"ff", 6*"01", bssid, addr, "020102030405" ]
|
|
for a in addresses:
|
|
frame = binascii.unhexlify("48010000" + bssid + a + bssid + "0000")
|
|
sock.send(radiotap + frame)
|
|
|
|
time.sleep(0.1)
|
|
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=0.1)
|
|
if ev:
|
|
raise Exception("Unexpected disconnection reported on the STA")
|
|
hwsim_utils.test_connectivity(dev[0], hapd)
|
|
|
|
def test_ap_pmf_tkip_reject(dev, apdev):
|
|
"""Mixed mode BSS and MFP-enabled AP rejecting TKIP"""
|
|
skip_without_tkip(dev[0])
|
|
params = hostapd.wpa2_params(ssid="test-pmf", passphrase="12345678")
|
|
params['wpa'] = '3'
|
|
params["ieee80211w"] = "1"
|
|
params["wpa_pairwise"] = "TKIP CCMP"
|
|
params["rsn_pairwise"] = "TKIP CCMP"
|
|
hostapd.add_ap(apdev[0], params)
|
|
|
|
dev[0].connect("test-pmf", psk="12345678", pairwise="CCMP", ieee80211w="2",
|
|
scan_freq="2412")
|
|
dev[0].dump_monitor()
|
|
|
|
dev[1].connect("test-pmf", psk="12345678", proto="WPA", pairwise="TKIP",
|
|
ieee80211w="0", scan_freq="2412")
|
|
dev[1].dump_monitor()
|
|
|
|
dev[2].connect("test-pmf", psk="12345678", pairwise="TKIP",
|
|
ieee80211w="2", scan_freq="2412", wait_connect=False)
|
|
ev = dev[2].wait_event(["CTRL-EVENT-CONNECTED",
|
|
"CTRL-EVENT-ASSOC-REJECT"], timeout=10)
|
|
if ev is None:
|
|
raise Exception("No connection result reported")
|
|
if "CTRL-EVENT-ASSOC-REJECT" not in ev:
|
|
raise Exception("MFP + TKIP connection was not rejected")
|
|
if "status_code=31" not in ev:
|
|
raise Exception("Unexpected status code in rejection: " + ev)
|
|
dev[2].request("DISCONNECT")
|
|
dev[2].dump_monitor()
|
|
|
|
def test_ap_pmf_sa_query_timeout(dev, apdev):
|
|
"""SA Query timeout"""
|
|
ssid = "test-pmf-required"
|
|
params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
|
|
params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
|
|
params["ieee80211w"] = "2"
|
|
hapd = hostapd.add_ap(apdev[0], params)
|
|
dev[0].connect(ssid, psk="12345678", ieee80211w="2",
|
|
key_mgmt="WPA-PSK-SHA256", proto="WPA2",
|
|
scan_freq="2412")
|
|
|
|
hapd.set("ext_mgmt_frame_handling", "1")
|
|
if "OK" not in dev[0].request("UNPROT_DEAUTH"):
|
|
raise Exception("Triggering SA Query from the STA failed")
|
|
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=2)
|
|
if ev is None:
|
|
raise Exception("No disconnection on SA Query timeout seen")
|
|
hapd.set("ext_mgmt_frame_handling", "0")
|
|
dev[0].wait_connected()
|
|
dev[0].dump_monitor()
|
|
|
|
hapd.set("ext_mgmt_frame_handling", "1")
|
|
if "OK" not in dev[0].request("UNPROT_DEAUTH"):
|
|
raise Exception("Triggering SA Query from the STA failed")
|
|
ev = hapd.mgmt_rx()
|
|
hapd.set("ext_mgmt_frame_handling", "0")
|
|
dev[0].request("DISCONNECT")
|
|
dev[0].wait_disconnected()
|
|
dev[0].request("RECONNECT")
|
|
dev[0].wait_connected()
|
|
hapd.set("ext_mgmt_frame_handling", "1")
|
|
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED"], timeout=1.5)
|
|
if ev is not None:
|
|
raise Exception("Unexpected disconnection after reconnection seen")
|
|
|
|
def mac80211_read_key(keydir):
|
|
vals = {}
|
|
for name in os.listdir(keydir):
|
|
try:
|
|
with open(os.path.join(keydir, name)) as f:
|
|
vals[name] = f.read().strip()
|
|
except OSError as e:
|
|
pass
|
|
return vals
|
|
|
|
def check_mac80211_bigtk(dev, hapd):
|
|
sta_key = None
|
|
ap_key = None
|
|
|
|
phy = dev.get_driver_status_field("phyname")
|
|
keys = "/sys/kernel/debug/ieee80211/%s/keys" % phy
|
|
try:
|
|
for key in os.listdir(keys):
|
|
keydir = os.path.join(keys, key)
|
|
vals = mac80211_read_key(keydir)
|
|
keyidx = int(vals['keyidx'])
|
|
if keyidx == 6 or keyidx == 7:
|
|
sta_key = vals;
|
|
break
|
|
except OSError as e:
|
|
raise HwsimSkip("debugfs not supported in mac80211 (STA)")
|
|
|
|
phy = hapd.get_driver_status_field("phyname")
|
|
keys = "/sys/kernel/debug/ieee80211/%s/keys" % phy
|
|
try:
|
|
for key in os.listdir(keys):
|
|
keydir = os.path.join(keys, key)
|
|
vals = mac80211_read_key(keydir)
|
|
keyidx = int(vals['keyidx'])
|
|
if keyidx == 6 or keyidx == 7:
|
|
ap_key = vals;
|
|
break
|
|
except OSError as e:
|
|
raise HwsimSkip("debugfs not supported in mac80211 (AP)")
|
|
|
|
if not sta_key:
|
|
raise Exception("Could not find STA key information from debugfs")
|
|
logger.info("STA key: " + str(sta_key))
|
|
|
|
if not ap_key:
|
|
raise Exception("Could not find AP key information from debugfs")
|
|
logger.info("AP key: " + str(ap_key))
|
|
|
|
if sta_key['key'] != ap_key['key']:
|
|
raise Exception("AP and STA BIGTK mismatch")
|
|
|
|
if sta_key['keyidx'] != ap_key['keyidx']:
|
|
raise Exception("AP and STA BIGTK keyidx mismatch")
|
|
|
|
if sta_key['algorithm'] != ap_key['algorithm']:
|
|
raise Exception("AP and STA BIGTK algorithm mismatch")
|
|
|
|
replays = int(sta_key['replays'])
|
|
icverrors = int(sta_key['icverrors'])
|
|
if replays > 0 or icverrors > 0:
|
|
raise Exception("STA reported errors: replays=%d icverrors=%d" % replays, icverrors)
|
|
|
|
rx_spec = int(sta_key['rx_spec'], base=16)
|
|
if rx_spec < 3:
|
|
raise Exception("STA did not update BIGTK receive counter sufficiently")
|
|
|
|
tx_spec = int(ap_key['tx_spec'], base=16)
|
|
if tx_spec < 3:
|
|
raise Exception("AP did not update BIGTK BIPN sufficiently")
|
|
|
|
def test_ap_pmf_beacon_protection_bip(dev, apdev):
|
|
"""WPA2-PSK Beacon protection (BIP)"""
|
|
run_ap_pmf_beacon_protection(dev, apdev, "AES-128-CMAC")
|
|
|
|
def test_ap_pmf_beacon_protection_bip_cmac_256(dev, apdev):
|
|
"""WPA2-PSK Beacon protection (BIP-CMAC-256)"""
|
|
run_ap_pmf_beacon_protection(dev, apdev, "BIP-CMAC-256")
|
|
|
|
def test_ap_pmf_beacon_protection_bip_gmac_128(dev, apdev):
|
|
"""WPA2-PSK Beacon protection (BIP-GMAC-128)"""
|
|
run_ap_pmf_beacon_protection(dev, apdev, "BIP-GMAC-128")
|
|
|
|
def test_ap_pmf_beacon_protection_bip_gmac_256(dev, apdev):
|
|
"""WPA2-PSK Beacon protection (BIP-GMAC-256)"""
|
|
run_ap_pmf_beacon_protection(dev, apdev, "BIP-GMAC-256")
|
|
|
|
def run_ap_pmf_beacon_protection(dev, apdev, cipher):
|
|
ssid = "test-beacon-prot"
|
|
params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
|
|
params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
|
|
params["ieee80211w"] = "2"
|
|
params["beacon_prot"] = "1"
|
|
params["group_mgmt_cipher"] = cipher
|
|
try:
|
|
hapd = hostapd.add_ap(apdev[0], params)
|
|
except Exception as e:
|
|
if "Failed to enable hostapd interface" in str(e):
|
|
raise HwsimSkip("Beacon protection not supported")
|
|
raise
|
|
|
|
bssid = hapd.own_addr()
|
|
|
|
Wlantest.setup(hapd)
|
|
wt = Wlantest()
|
|
wt.flush()
|
|
wt.add_passphrase("12345678")
|
|
|
|
# STA with Beacon protection enabled
|
|
dev[0].connect(ssid, psk="12345678", ieee80211w="2", beacon_prot="1",
|
|
key_mgmt="WPA-PSK-SHA256", proto="WPA2", scan_freq="2412")
|
|
|
|
# STA with Beacon protection disabled
|
|
dev[1].connect(ssid, psk="12345678", ieee80211w="2",
|
|
key_mgmt="WPA-PSK-SHA256", proto="WPA2", scan_freq="2412")
|
|
|
|
time.sleep(1)
|
|
check_mac80211_bigtk(dev[0], hapd)
|
|
|
|
valid_bip = wt.get_bss_counter('valid_bip_mmie', bssid)
|
|
invalid_bip = wt.get_bss_counter('invalid_bip_mmie', bssid)
|
|
missing_bip = wt.get_bss_counter('missing_bip_mmie', bssid)
|
|
logger.info("wlantest BIP counters: valid=%d invalid=%d missing=%d" % (valid_bip, invalid_bip, missing_bip))
|
|
if valid_bip < 0 or invalid_bip > 0 or missing_bip > 0:
|
|
raise Exception("Unexpected wlantest BIP counters: valid=%d invalid=%d missing=%d" % (valid_bip, invalid_bip, missing_bip))
|
|
|
|
def test_ap_pmf_beacon_protection_mismatch(dev, apdev):
|
|
"""WPA2-PSK Beacon protection MIC mismatch"""
|
|
run_ap_pmf_beacon_protection_mismatch(dev, apdev, False)
|
|
|
|
def test_ap_pmf_beacon_protection_missing(dev, apdev):
|
|
"""WPA2-PSK Beacon protection MME missing"""
|
|
run_ap_pmf_beacon_protection_mismatch(dev, apdev, True)
|
|
|
|
def run_ap_pmf_beacon_protection_mismatch(dev, apdev, clear):
|
|
ssid = "test-beacon-prot"
|
|
params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
|
|
params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
|
|
params["ieee80211w"] = "2"
|
|
params["beacon_prot"] = "1"
|
|
params["group_mgmt_cipher"] = "AES-128-CMAC"
|
|
try:
|
|
hapd = hostapd.add_ap(apdev[0], params)
|
|
except Exception as e:
|
|
if "Failed to enable hostapd interface" in str(e):
|
|
raise HwsimSkip("Beacon protection not supported")
|
|
raise
|
|
|
|
bssid = hapd.own_addr()
|
|
|
|
Wlantest.setup(hapd)
|
|
wt = Wlantest()
|
|
wt.flush()
|
|
wt.add_passphrase("12345678")
|
|
|
|
dev[0].connect(ssid, psk="12345678", ieee80211w="2", beacon_prot="1",
|
|
key_mgmt="WPA-PSK-SHA256", proto="WPA2", scan_freq="2412")
|
|
|
|
WPA_ALG_NONE = 0
|
|
WPA_ALG_IGTK = 4
|
|
KEY_FLAG_DEFAULT = 0x02
|
|
KEY_FLAG_TX = 0x08
|
|
KEY_FLAG_GROUP = 0x10
|
|
KEY_FLAG_GROUP_TX_DEFAULT = KEY_FLAG_GROUP | KEY_FLAG_TX | KEY_FLAG_DEFAULT
|
|
|
|
addr = "ff:ff:ff:ff:ff:ff"
|
|
|
|
if clear:
|
|
res = hapd.request("SET_KEY %d %s %d %d %s %s %d" % (WPA_ALG_NONE, addr, 6, 1, 6*"00", "", KEY_FLAG_GROUP))
|
|
else:
|
|
res = hapd.request("SET_KEY %d %s %d %d %s %s %d" % (WPA_ALG_IGTK, addr, 6, 1, 6*"00", 16*"00", KEY_FLAG_GROUP_TX_DEFAULT))
|
|
if "OK" not in res:
|
|
raise Exception("SET_KEY failed")
|
|
|
|
ev = dev[0].wait_event(["CTRL-EVENT-UNPROT-BEACON"], timeout=5)
|
|
if ev is None:
|
|
raise Exception("Unprotected Beacon frame not reported")
|
|
|
|
ev = dev[0].wait_event(["CTRL-EVENT-BEACON-LOSS"], timeout=5)
|
|
if ev is None:
|
|
raise Exception("Beacon loss not reported")
|
|
|
|
ev = hapd.wait_event(["CTRL-EVENT-UNPROT-BEACON"], timeout=5)
|
|
if ev is None:
|
|
raise Exception("WNM-Notification Request frame not reported")
|