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authorTimo Sigurdsson <public_timo.s@silentcreek.de>2017-11-14 21:41:29 +0100
committerStijn Tintel <stijn@linux-ipv6.be>2017-12-07 01:57:29 +0200
commit6515887ed9b3f312635409702113dca7c14043e5 (patch)
tree03c27cb7898eb3c1d32130ae3c06df2177f3951e /package/network
parentf9974786551750ea47cd1faf1e739d6a39ec2dc7 (diff)
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hostapd: Expose the tdls_prohibit option to UCI
wpa_disable_eapol_key_retries can't prevent attacks against the Tunneled Direct-Link Setup (TDLS) handshake. Jouni Malinen suggested that the existing hostapd option tdls_prohibit can be used to further complicate this possibility at the AP side. tdls_prohibit=1 makes hostapd advertise that use of TDLS is not allowed in the BSS. Note: If an attacker manages to lure both TDLS peers into a fake AP, hiding the tdls_prohibit advertisement from them, it might be possible to bypass this protection. Make this option configurable via UCI, but disabled by default. Signed-off-by: Timo Sigurdsson <public_timo.s@silentcreek.de>
Diffstat (limited to 'package/network')
-rw-r--r--package/network/services/hostapd/files/hostapd.sh7
1 files changed, 6 insertions, 1 deletions
diff --git a/package/network/services/hostapd/files/hostapd.sh b/package/network/services/hostapd/files/hostapd.sh
index d3a8ad19d8..4970874e6d 100644
--- a/package/network/services/hostapd/files/hostapd.sh
+++ b/package/network/services/hostapd/files/hostapd.sh
@@ -151,6 +151,8 @@ hostapd_common_add_bss_config() {
wpa_group_rekey wpa_pair_rekey wpa_master_rekey
config_add_boolean wpa_disable_eapol_key_retries
+ config_add_boolean tdls_prohibit
+
config_add_boolean rsn_preauth auth_cache
config_add_int ieee80211w
config_add_int eapol_version
@@ -215,7 +217,7 @@ hostapd_set_bss_options() {
json_get_vars \
wep_rekey wpa_group_rekey wpa_pair_rekey wpa_master_rekey \
- wpa_disable_eapol_key_retries \
+ wpa_disable_eapol_key_retries tdls_prohibit \
maxassoc max_inactivity disassoc_low_ack isolate auth_cache \
wps_pushbutton wps_label ext_registrar wps_pbc_in_m1 wps_ap_setup_locked \
wps_independent wps_device_type wps_device_name wps_manufacturer wps_pin \
@@ -232,6 +234,7 @@ hostapd_set_bss_options() {
set_default wmm 1
set_default uapsd 1
set_default wpa_disable_eapol_key_retries 0
+ set_default tdls_prohibit 0
set_default eapol_version 0
set_default acct_port 1813
@@ -252,6 +255,8 @@ hostapd_set_bss_options() {
append bss_conf "ignore_broadcast_ssid=$hidden" "$N"
append bss_conf "uapsd_advertisement_enabled=$uapsd" "$N"
+ [ "$tdls_prohibit" -gt 0 ] && append bss_conf "tdls_prohibit=$tdls_prohibit" "$N"
+
[ "$wpa" -gt 0 ] && {
[ -n "$wpa_group_rekey" ] && append bss_conf "wpa_group_rekey=$wpa_group_rekey" "$N"
[ -n "$wpa_pair_rekey" ] && append bss_conf "wpa_ptk_rekey=$wpa_pair_rekey" "$N"