ChangeLog for hostapd
+2019-08-07 - v2.9
+ * SAE changes
+ - disable use of groups using Brainpool curves
+ - improved protection against side channel attacks
+ [https://w1.fi/security/2019-6/]
+ * EAP-pwd changes
+ - disable use of groups using Brainpool curves
+ - improved protection against side channel attacks
+ [https://w1.fi/security/2019-6/]
+ * fixed FT-EAP initial mobility domain association using PMKSA caching
+ * added configuration of airtime policy
+ * fixed FILS to and RSNE into (Re)Association Response frames
+ * fixed DPP bootstrapping URI parser of channel list
+ * added support for regulatory WMM limitation (for ETSI)
+ * added support for MACsec Key Agreement using IEEE 802.1X/PSK
+ * added experimental support for EAP-TEAP server (RFC 7170)
+ * added experimental support for EAP-TLS server with TLS v1.3
+ * added support for two server certificates/keys (RSA/ECC)
+ * added AKMSuiteSelector into "STA <addr>" control interface data to
+ determine with AKM was used for an association
+ * added eap_sim_id parameter to allow EAP-SIM/AKA server pseudonym and
+ fast reauthentication use to be disabled
+ * fixed an ECDH operation corner case with OpenSSL
+
+2019-04-21 - v2.8
+ * SAE changes
+ - added support for SAE Password Identifier
+ - changed default configuration to enable only group 19
+ (i.e., disable groups 20, 21, 25, 26 from default configuration) and
+ disable all unsuitable groups completely based on REVmd changes
+ - improved anti-clogging token mechanism and SAE authentication
+ frame processing during heavy CPU load; this mitigates some issues
+ with potential DoS attacks trying to flood an AP with large number
+ of SAE messages
+ - added Finite Cyclic Group field in status code 77 responses
+ - reject use of unsuitable groups based on new implementation guidance
+ in REVmd (allow only FFC groups with prime >= 3072 bits and ECC
+ groups with prime >= 256)
+ - minimize timing and memory use differences in PWE derivation
+ [https://w1.fi/security/2019-1/] (CVE-2019-9494)
+ - fixed confirm message validation in error cases
+ [https://w1.fi/security/2019-3/] (CVE-2019-9496)
+ * EAP-pwd changes
+ - minimize timing and memory use differences in PWE derivation
+ [https://w1.fi/security/2019-2/] (CVE-2019-9495)
+ - verify peer scalar/element
+ [https://w1.fi/security/2019-4/] (CVE-2019-9497 and CVE-2019-9498)
+ - fix message reassembly issue with unexpected fragment
+ [https://w1.fi/security/2019-5/]
+ - enforce rand,mask generation rules more strictly
+ - fix a memory leak in PWE derivation
+ - disallow ECC groups with a prime under 256 bits (groups 25, 26, and
+ 27)
+ * Hotspot 2.0 changes
+ - added support for release number 3
+ - reject release 2 or newer association without PMF
+ * added support for RSN operating channel validation
+ (CONFIG_OCV=y and configuration parameter ocv=1)
+ * added Multi-AP protocol support
+ * added FTM responder configuration
+ * fixed build with LibreSSL
+ * added FT/RRB workaround for short Ethernet frame padding
+ * fixed KEK2 derivation for FILS+FT
+ * added RSSI-based association rejection from OCE
+ * extended beacon reporting functionality
+ * VLAN changes
+ - allow local VLAN management with remote RADIUS authentication
+ - add WPA/WPA2 passphrase/PSK -based VLAN assignment
+ * OpenSSL: allow systemwide policies to be overridden
+ * extended PEAP to derive EMSK to enable use with ERP/FILS
+ * extended WPS to allow SAE configuration to be added automatically
+ for PSK (wps_cred_add_sae=1)
+ * fixed FT and SA Query Action frame with AP-MLME-in-driver cases
+ * OWE: allow Diffie-Hellman Parameter element to be included with DPP
+ in preparation for DPP protocol extension
+ * RADIUS server: started to accept ERP keyName-NAI as user identity
+ automatically without matching EAP database entry
+ * fixed PTK rekeying with FILS and FT
+
+2018-12-02 - v2.7
+ * fixed WPA packet number reuse with replayed messages and key
+ reinstallation
+ [http://w1.fi/security/2017-1/] (CVE-2017-13082)
+ * added support for FILS (IEEE 802.11ai) shared key authentication
+ * added support for OWE (Opportunistic Wireless Encryption, RFC 8110;
+ and transition mode defined by WFA)
+ * added support for DPP (Wi-Fi Device Provisioning Protocol)
+ * FT:
+ - added local generation of PMK-R0/PMK-R1 for FT-PSK
+ (ft_psk_generate_local=1)
+ - replaced inter-AP protocol with a cleaner design that is more
+ easily extensible; this breaks backward compatibility and requires
+ all APs in the ESS to be updated at the same time to maintain FT
+ functionality
+ - added support for wildcard R0KH/R1KH
+ - replaced r0_key_lifetime (minutes) parameter with
+ ft_r0_key_lifetime (seconds)
+ - fixed wpa_psk_file use for FT-PSK
+ - fixed FT-SAE PMKID matching
+ - added expiration to PMK-R0 and PMK-R1 cache
+ - added IEEE VLAN support (including tagged VLANs)
+ - added support for SHA384 based AKM
+ * SAE
+ - fixed some PMKSA caching cases with SAE
+ - added support for configuring SAE password separately of the
+ WPA2 PSK/passphrase
+ - added option to require MFP for SAE associations
+ (sae_require_pmf=1)
+ - fixed PTK and EAPOL-Key integrity and key-wrap algorithm selection
+ for SAE;
+ note: this is not backwards compatible, i.e., both the AP and
+ station side implementations will need to be update at the same
+ time to maintain interoperability
+ - added support for Password Identifier
+ * hostapd_cli: added support for command history and completion
+ * added support for requesting beacon report
+ * large number of other fixes, cleanup, and extensions
+ * added option to configure EAPOL-Key retry limits
+ (wpa_group_update_count and wpa_pairwise_update_count)
+ * removed all PeerKey functionality
+ * fixed nl80211 AP mode configuration regression with Linux 4.15 and
+ newer
+ * added support for using wolfSSL cryptographic library
+ * fixed some 20/40 MHz coexistence cases where the BSS could drop to
+ 20 MHz even when 40 MHz would be allowed
+ * Hotspot 2.0
+ - added support for setting Venue URL ANQP-element (venue_url)
+ - added support for advertising Hotspot 2.0 operator icons
+ - added support for Roaming Consortium Selection element
+ - added support for Terms and Conditions
+ - added support for OSEN connection in a shared RSN BSS
+ * added support for using OpenSSL 1.1.1
+ * added EAP-pwd server support for salted passwords
+
+2016-10-02 - v2.6
+ * fixed EAP-pwd last fragment validation
+ [http://w1.fi/security/2015-7/] (CVE-2015-5314)
+ * fixed WPS configuration update vulnerability with malformed passphrase
+ [http://w1.fi/security/2016-1/] (CVE-2016-4476)
+ * extended channel switch support for VHT bandwidth changes
+ * added support for configuring new ANQP-elements with
+ anqp_elem=<InfoID>:<hexdump of payload>
+ * fixed Suite B 192-bit AKM to use proper PMK length
+ (note: this makes old releases incompatible with the fixed behavior)
+ * added no_probe_resp_if_max_sta=1 parameter to disable Probe Response
+ frame sending for not-associated STAs if max_num_sta limit has been
+ reached
+ * added option (-S as command line argument) to request all interfaces
+ to be started at the same time
+ * modified rts_threshold and fragm_threshold configuration parameters
+ to allow -1 to be used to disable RTS/fragmentation
+ * EAP-pwd: added support for Brainpool Elliptic Curves
+ (with OpenSSL 1.0.2 and newer)
+ * fixed EAPOL reauthentication after FT protocol run
+ * fixed FTIE generation for 4-way handshake after FT protocol run
+ * fixed and improved various FST operations
+ * TLS server
+ - support SHA384 and SHA512 hashes
+ - support TLS v1.2 signature algorithm with SHA384 and SHA512
+ - support PKCS #5 v2.0 PBES2
+ - support PKCS #5 with PKCS #12 style key decryption
+ - minimal support for PKCS #12
+ - support OCSP stapling (including ocsp_multi)
+ * added support for OpenSSL 1.1 API changes
+ - drop support for OpenSSL 0.9.8
+ - drop support for OpenSSL 1.0.0
+ * EAP-PEAP: support fast-connect crypto binding
+ * RADIUS
+ - fix Called-Station-Id to not escape SSID
+ - add Event-Timestamp to all Accounting-Request packets
+ - add Acct-Session-Id to Accounting-On/Off
+ - add Acct-Multi-Session-Id ton Access-Request packets
+ - add Service-Type (= Frames)
+ - allow server to provide PSK instead of passphrase for WPA-PSK
+ Tunnel_password case
+ - update full message for interim accounting updates
+ - add Acct-Delay-Time into Accounting messages
+ - add require_message_authenticator configuration option to require
+ CoA/Disconnect-Request packets to be authenticated
+ * started to postpone WNM-Notification frame sending by 100 ms so that
+ the STA has some more time to configure the key before this frame is
+ received after the 4-way handshake
+ * VHT: added interoperability workaround for 80+80 and 160 MHz channels
+ * extended VLAN support (per-STA vif, etc.)
+ * fixed PMKID derivation with SAE
+ * nl80211
+ - added support for full station state operations
+ - fix IEEE 802.1X/WEP EAP reauthentication and rekeying to use
+ unencrypted EAPOL frames
+ * added initial MBO support; number of extensions to WNM BSS Transition
+ Management
+ * added initial functionality for location related operations
+ * added assocresp_elements parameter to allow vendor specific elements
+ to be added into (Re)Association Response frames
+ * improved Public Action frame addressing
+ - use Address 3 = wildcard BSSID in GAS response if a query from an
+ unassociated STA used that address
+ - fix TX status processing for Address 3 = wildcard BSSID
+ - add gas_address3 configuration parameter to control Address 3
+ behavior
+ * added command line parameter -i to override interface parameter in
+ hostapd.conf
+ * added command completion support to hostapd_cli
+ * added passive client taxonomy determination (CONFIG_TAXONOMY=y
+ compile option and "SIGNATURE <addr>" control interface command)
+ * number of small fixes
+
+2015-09-27 - v2.5
+ * fixed WPS UPnP vulnerability with HTTP chunked transfer encoding
+ [http://w1.fi/security/2015-2/] (CVE-2015-4141)
+ * fixed WMM Action frame parser
+ [http://w1.fi/security/2015-3/] (CVE-2015-4142)
+ * fixed EAP-pwd server missing payload length validation
+ [http://w1.fi/security/2015-4/]
+ (CVE-2015-4143, CVE-2015-4144, CVE-2015-4145)
+ * fixed validation of WPS and P2P NFC NDEF record payload length
+ [http://w1.fi/security/2015-5/]
+ * nl80211:
+ - fixed vendor command handling to check OUI properly
+ * fixed hlr_auc_gw build with OpenSSL
+ * hlr_auc_gw: allow Milenage RES length to be reduced
+ * disable HT for a station that does not support WMM/QoS
+ * added support for hashed password (NtHash) in EAP-pwd server
+ * fixed and extended dynamic VLAN cases
+ * added EAP-EKE server support for deriving Session-Id
+ * set Acct-Session-Id to a random value to make it more likely to be
+ unique even if the device does not have a proper clock
+ * added more 2.4 GHz channels for 20/40 MHz HT co-ex scan
+ * modified SAE routines to be more robust and PWE generation to be
+ stronger against timing attacks
+ * added support for Brainpool Elliptic Curves with SAE
+ * increases maximum value accepted for cwmin/cwmax
+ * added support for CCMP-256 and GCMP-256 as group ciphers with FT
+ * added Fast Session Transfer (FST) module
+ * removed optional fields from RSNE when using FT with PMF
+ (workaround for interoperability issues with iOS 8.4)
+ * added EAP server support for TLS session resumption
+ * fixed key derivation for Suite B 192-bit AKM (this breaks
+ compatibility with the earlier version)
+ * added mechanism to track unconnected stations and do minimal band
+ steering
+ * number of small fixes
+
+2015-03-15 - v2.4
+ * allow OpenSSL cipher configuration to be set for internal EAP server
+ (openssl_ciphers parameter)
+ * fixed number of small issues based on hwsim test case failures and
+ static analyzer reports
+ * fixed Accounting-Request to not include duplicated Acct-Session-Id
+ * add support for Acct-Multi-Session-Id in RADIUS Accounting messages
+ * add support for PMKSA caching with SAE
+ * add support for generating BSS Load element (bss_load_update_period)
+ * fixed channel switch from VHT to HT
+ * add INTERFACE-ENABLED and INTERFACE-DISABLED ctrl_iface events
+ * add support for learning STA IPv4/IPv6 addresses and configuring
+ ProxyARP support
+ * dropped support for the madwifi driver interface
+ * add support for Suite B (128-bit and 192-bit level) key management and
+ cipher suites
+ * fixed a regression with driver=wired
+ * extend EAPOL-Key msg 1/4 retry workaround for changing SNonce
+ * add BSS_TM_REQ ctrl_iface command to send BSS Transition Management
+ Request frames and BSS-TM-RESP event to indicate response to such
+ frame
+ * add support for EAP Re-Authentication Protocol (ERP)
+ * fixed AP IE in EAPOL-Key 3/4 when both WPA and FT was enabled
+ * fixed a regression in HT 20/40 coex Action frame parsing
+ * set stdout to be line-buffered
+ * add support for vendor specific VHT extension to enable 256 QAM rates
+ (VHT-MCS 8 and 9) on 2.4 GHz band
+ * RADIUS DAS:
+ - extend Disconnect-Request processing to allow matching of multiple
+ sessions
+ - support Acct-Multi-Session-Id as an identifier
+ - allow PMKSA cache entry to be removed without association
+ * expire hostapd STA entry if kernel does not have a matching entry
+ * allow chanlist to be used to specify a subset of channels for ACS
+ * improve ACS behavior on 2.4 GHz band and allow channel bias to be
+ configured with acs_chan_bias parameter
+ * do not reply to a Probe Request frame that includes DSS Parameter Set
+ element in which the channel does not match the current operating
+ channel
+ * add UPDATE_BEACON ctrl_iface command; this can be used to force Beacon
+ frame contents to be updated and to start beaconing on an interface
+ that used start_disabled=1
+ * fixed some RADIUS server failover cases
+
+2014-10-09 - v2.3
+ * fixed number of minor issues identified in static analyzer warnings
+ * fixed DFS and channel switch operation for multi-BSS cases
+ * started to use constant time comparison for various password and hash
+ values to reduce possibility of any externally measurable timing
+ differences
+ * extended explicit clearing of freed memory and expired keys to avoid
+ keeping private data in memory longer than necessary
+ * added support for number of new RADIUS attributes from RFC 7268
+ (Mobility-Domain-Id, WLAN-HESSID, WLAN-Pairwise-Cipher,
+ WLAN-Group-Cipher, WLAN-AKM-Suite, WLAN-Group-Mgmt-Pairwise-Cipher)
+ * fixed GET_CONFIG wpa_pairwise_cipher value
+ * added code to clear bridge FDB entry on station disconnection
+ * fixed PMKSA cache timeout from Session-Timeout for WPA/WPA2 cases
+ * fixed OKC PMKSA cache entry fetch to avoid a possible infinite loop
+ in case the first entry does not match
+ * fixed hostapd_cli action script execution to use more robust mechanism
+ (CVE-2014-3686)
+
+2014-06-04 - v2.2
+ * fixed SAE confirm-before-commit validation to avoid a potential
+ segmentation fault in an unexpected message sequence that could be
+ triggered remotely
+ * extended VHT support
+ - Operating Mode Notification
+ - Power Constraint element (local_pwr_constraint)
+ - Spectrum management capability (spectrum_mgmt_required=1)
+ - fix VHT80 segment picking in ACS
+ - fix vht_capab 'Maximum A-MPDU Length Exponent' handling
+ - fix VHT20
+ * fixed HT40 co-ex scan for some pri/sec channel switches
+ * extended HT40 co-ex support to allow dynamic channel width changes
+ during the lifetime of the BSS
+ * fixed HT40 co-ex support to check for overlapping 20 MHz BSS
+ * fixed MSCHAP UTF-8 to UCS-2 conversion for three-byte encoding;
+ this fixes password with include UTF-8 characters that use
+ three-byte encoding EAP methods that use NtPasswordHash
+ * reverted TLS certificate validation step change in v2.1 that rejected
+ any AAA server certificate with id-kp-clientAuth even if
+ id-kp-serverAuth EKU was included
+ * fixed STA validation step for WPS ER commands to prevent a potential
+ crash if an ER sends an unexpected PutWLANResponse to a station that
+ is disassociated, but not fully removed
+ * enforce full EAP authentication after RADIUS Disconnect-Request by
+ removing the PMKSA cache entry
+ * added support for NAS-IP-Address, NAS-identifier, and NAS-IPv6-Address
+ in RADIUS Disconnect-Request
+ * added mechanism for removing addresses for MAC ACLs by prefixing an
+ entry with "-"
+ * Interworking/Hotspot 2.0 enhancements
+ - support Hotspot 2.0 Release 2
+ * OSEN network for online signup connection
+ * subscription remediation (based on RADIUS server request or
+ control interface HS20_WNM_NOTIF for testing purposes)
+ * Hotspot 2.0 release number indication in WFA RADIUS VSA
+ * deauthentication request (based on RADIUS server request or
+ control interface WNM_DEAUTH_REQ for testing purposes)
+ * Session Info URL RADIUS AVP to trigger ESS Disassociation Imminent
+ * hs20_icon config parameter to configure icon files for OSU
+ * osu_* config parameters for OSU Providers list
+ - do not use Interworking filtering rules on Probe Request if
+ Interworking is disabled to avoid interop issues
+ * added/fixed nl80211 functionality
+ - AP interface teardown optimization
+ - support vendor specific driver command
+ (VENDOR <vendor id> <sub command id> [<hex formatted data>])
+ * fixed PMF protection of Deauthentication frame when this is triggered
+ by session timeout
+ * internal TLS implementation enhancements/fixes
+ - add SHA256-based cipher suites
+ - add DHE-RSA cipher suites
+ - fix X.509 validation of PKCS#1 signature to check for extra data
+ * RADIUS server functionality
+ - add minimal RADIUS accounting server support (hostapd-as-server);
+ this is mainly to enable testing coverage with hwsim scripts
+ - allow authentication log to be written into SQLite databse
+ - added option for TLS protocol testing of an EAP peer by simulating
+ various misbehaviors/known attacks
+ - MAC ACL support for testing purposes
+ * fixed PTK derivation for CCMP-256 and GCMP-256
+ * extended WPS per-station PSK to support ER case
+ * added option to configure the management group cipher
+ (group_mgmt_cipher=AES-128-CMAC (default), BIP-GMAC-128, BIP-GMAC-256,
+ BIP-CMAC-256)
+ * fixed AP mode default TXOP Limit values for AC_VI and AC_VO (these
+ were rounded incorrectly)
+ * added support for postponing FT response in case PMK-R1 needs to be
+ pulled from R0KH
+ * added option to advertise 40 MHz intolerant HT capability with
+ ht_capab=[40-INTOLERANT]
+ * remove WPS 1.0 only support, i.e., WSC 2.0 support is now enabled
+ whenever CONFIG_WPS=y is set
+ * EAP-pwd fixes
+ - fix possible segmentation fault on EAP method deinit if an invalid
+ group is negotiated
+ * fixed RADIUS client retransmit/failover behavior
+ - there was a potential ctash due to freed memory being accessed
+ - failover to a backup server mechanism did not work properly
+ * fixed a possible crash on double DISABLE command when multiple BSSes
+ are enabled
+ * fixed a memory leak in SAE random number generation
+ * fixed GTK rekeying when the station uses FT protocol
+ * fixed off-by-one bounds checking in printf_encode()
+ - this could result in deinial of service in some EAP server cases
+ * various bug fixes
+
2014-02-04 - v2.1
* added support for simultaneous authentication of equals (SAE) for
stronger password-based authentication with WPA2-Personal
projects / thirdparty / hostap.git / blobdiff