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tests: OWE invalid Association Response frame contents

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Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
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Jouni Malinen 2019-04-16 22:37:18 +03:00 committed by Jouni Malinen
parent 5a52d8da95
commit d45a241933
1 changed files with 88 additions and 0 deletions
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88
tests/hwsim/test_owe.py
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@ -4,10 +4,12 @@
# This software may be distributed under the terms of the BSD license.
# See README for more details.
import binascii
import logging
logger = logging.getLogger()
import time
import os
import struct
import hostapd
from wpasupplicant import WpaSupplicant
@ -539,3 +541,89 @@ def test_owe_local_errors(dev, apdev):
time.sleep(0.5)
dev[0].request("REMOVE_NETWORK all")
dev[0].dump_monitor()
def hapd_auth(hapd):
for i in range(0, 10):
req = hapd.mgmt_rx()
if req is None:
raise Exception("MGMT RX wait timed out")
if req['subtype'] == 11:
break
req = None
if not req:
raise Exception("Authentication frame not received")
resp = {}
resp['fc'] = req['fc']
resp['da'] = req['sa']
resp['sa'] = req['da']
resp['bssid'] = req['bssid']
resp['payload'] = struct.pack('<HHH', 0, 2, 0)
hapd.mgmt_tx(resp)
def hapd_assoc(hapd, extra):
for i in range(0, 10):
req = hapd.mgmt_rx()
if req is None:
raise Exception("MGMT RX wait timed out")
if req['subtype'] == 0:
break
req = None
if not req:
raise Exception("Association Request frame not received")
resp = {}
resp['fc'] = 0x0010
resp['da'] = req['sa']
resp['sa'] = req['da']
resp['bssid'] = req['bssid']
payload = struct.pack('<HHH', 0x0411, 0, 0xc001)
payload += binascii.unhexlify("010882848b960c121824")
resp['payload'] = payload + extra
hapd.mgmt_tx(resp)
def test_owe_invalid_assoc_resp(dev, apdev):
"""Opportunistic Wireless Encryption - invalid Association Response frame"""
if "OWE" not in dev[0].get_capability("key_mgmt"):
raise HwsimSkip("OWE not supported")
params = {"ssid": "owe",
"wpa": "2",
"ieee80211w": "2",
"wpa_key_mgmt": "OWE",
"rsn_pairwise": "CCMP"}
hapd = hostapd.add_ap(apdev[0], params)
bssid = hapd.own_addr()
dev[0].scan_for_bss(bssid, freq="2412")
hapd.set("ext_mgmt_frame_handling", "1")
# OWE: No Diffie-Hellman Parameter element found in Association Response frame
tests = [b'']
# No room for group --> no DH Params
tests += [binascii.unhexlify('ff0120')]
# OWE: Unexpected Diffie-Hellman group in response: 18
tests += [binascii.unhexlify('ff03201200')]
# OWE: Invalid peer DH public key
tests += [binascii.unhexlify('ff23201300' + 31*'00' + '01')]
# OWE: Invalid peer DH public key
tests += [binascii.unhexlify('ff24201300' + 33*'ee')]
for extra in tests:
dev[0].connect("owe", key_mgmt="OWE", owe_group="19", ieee80211w="2",
scan_freq="2412", wait_connect=False)
hapd_auth(hapd)
hapd_assoc(hapd, extra)
dev[0].wait_disconnected()
dev[0].request("REMOVE_NETWORK all")
dev[0].dump_monitor()
# OWE: Empty public key (this ends up getting padded to a valid point)
dev[0].connect("owe", key_mgmt="OWE", owe_group="19", ieee80211w="2",
scan_freq="2412", wait_connect=False)
hapd_auth(hapd)
hapd_assoc(hapd, binascii.unhexlify('ff03201300'))
ev = dev[0].wait_event(["CTRL-EVENT-DISCONNECTED", "PMKSA-CACHE-ADDED"],
timeout=5)
if ev is None:
raise Exception("No result reported for empty public key")
dev[0].request("REMOVE_NETWORK all")
dev[0].dump_monitor()