search for: faxmaxdatagram

...download at http://downloads.asterisk.org/pub/telephony/asterisk/ The releases of Asterisk 1.6.0.22, 1.6.1.14, and 1.6.2.2 include the fix described in security advisory AST-2010-001. The issue is that an attacker attempting to negotiate T.38 over SIP can remotely crash Asterisk by modifying the FaxMaxDatagram field of the SDP to contain either a negative or exceptionally large value. The same crash will occur when the FaxMaxDatagram field is omitted from the SDP, as well. For more information about the details of this vulnerability, please read the security advisory AST-2009-009, which was released at...

...download at http://downloads.asterisk.org/pub/telephony/asterisk/ The releases of Asterisk 1.6.0.22, 1.6.1.14, and 1.6.2.2 include the fix described in security advisory AST-2010-001. The issue is that an attacker attempting to negotiate T.38 over SIP can remotely crash Asterisk by modifying the FaxMaxDatagram field of the SDP to contain either a negative or exceptionally large value. The same crash will occur when the FaxMaxDatagram field is omitted from the SDP, as well. For more information about the details of this vulnerability, please read the security advisory AST-2009-009, which was released at...

...ate:9600... OK. [May 12 22:47:15] DEBUG[22587]: chan_sip.c:8956 process_sdp_a_image: MaxBufferSize:200 [May 12 22:47:15] DEBUG[22587]: chan_sip.c:8387 process_sdp: Processing media-level (image) SDP a=T38FaxMaxBuffer:200... OK. [May 12 22:47:15] DEBUG[22587]: chan_sip.c:8991 process_sdp_a_image: FaxMaxDatagram: 72 [May 12 22:47:15] DEBUG[22587]: chan_sip.c:8387 process_sdp: Processing media-level (image) SDP a=T38FaxMaxDatagram:72... OK. [May 12 22:47:15] DEBUG[22587]: chan_sip.c:9028 process_sdp_a_image: RateManagement: transferredTCF [May 12 22:47:15] DEBUG[22587]: chan_sip.c:8387 process_sdp: Proces...

...Version:0... OK. [Feb 2 08:38:56] DEBUG[21032]: chan_sip.c:8263 process_sdp_a_image: MaxBufferSize:1100 [Feb 2 08:38:56] DEBUG[21032]: chan_sip.c:7753 process_sdp: Processing media-level (image) SDP a=T38FaxMaxBuffer:1100... OK. [Feb 2 08:38:56] DEBUG[21032]: chan_sip.c:8298 process_sdp_a_image: FaxMaxDatagram: 612 [Feb 2 08:38:56] DEBUG[21032]: chan_sip.c:7753 process_sdp: Processing media-level (image) SDP a=T38FaxMaxDatagram:612... OK. [Feb 2 08:38:56] DEBUG[21032]: chan_sip.c:8266 process_sdp_a_image: T38MaxBitRate: 14400 [Feb 2 08:38:56] DEBUG[21032]: chan_sip.c:7753 process_sdp: Processing media...