Asterisk 15.x < 15.2.2 Multiple Vulnerabilities (AST-2018-001 - AST-2018-006)

According to its SIP banner, the version of Asterisk running on the remote host is 15.x prior to 15.2.2. It is therefore, affected by multiple vulnerabilities as described in AST-2018-001, AST-2018-002, AST-2018-003, AST-2018-004, AST-2018-005, & AST-2018-006 advisories. Note that Nessus has not...

Asterisk chan_pjsip 15.2.0 - SDP Denial of Service

Asterisk chanpjsip 15.2.0 - SDP Denial of Service ''' Segmentation fault occurs in Asterisk with an invalid SDP media format description - Authors: - Alfred Farrugia - Sandro Gauci - Latest vulnerable version: Asterisk 15.2.0 running chanpjsip - References: AST-2018-002 - Enable Security Advisory...

Asterisk chan_pjsip 15.2.0 - SDP fmtp Denial of Service

Asterisk chanpjsip 15.2.0 - SDP fmtp Denial of Service ''' Segmentation fault occurs in asterisk with an invalid SDP fmtp attribute - Authors: - Alfred Farrugia - Sandro Gauci - Latest vulnerable version: Asterisk 15.2.0 running chanpjsip - References: AST-2018-003 - Enable Security Advisory: -...

Asterisk chan_pjsip 15.2.0 - 'SDP' Denial of Service

''' Segmentation fault occurs in Asterisk with an invalid SDP media format description - Authors: - Alfred Farrugia - Sandro Gauci - Latest vulnerable version: Asterisk 15.2.0 running chanpjsip - References: AST-2018-002 - Enable Security Advisory: - Vendor Advisory: - Tested vulnerable versions:...

Asterisk chan_pjsip 15.2.0 - 'SUBSCRIBE' Stack Corruption

''' SUBSCRIBE message with a large Accept value causes stack corruption - Authors: - Alfred Farrugia - Sandro Gauci - Latest vulnerable version: Asterisk 15.2.0 running chanpjsip - Tested vulnerable versions: 15.2.0, 13.19.0, 14.7.5, 13.11.2 - References: AST-2018-004, CVE-2018-7284 - Advisory UR...

Asterisk 15.2.0 chan_pjsip SDP Media Format Denial Of Service Exploit

Asterisk running chanpjsip suffers from an SDP message related denial of service vulnerability. Versions affected include 13.10.0, 15.1.3, 15.1.4, 15.1.5, and 15.2.0. Segmentation fault occurs in Asterisk with an invalid SDP media format description - Authors: - Alfred Farrugia - Sandro Gauci -...

Asterisk 15.2.0 chan_pjsip INVITE Denial Of Service Exploit

Asterisk running chanpjsip suffers from an INVITE message denial of service vulnerability. Versions affected include Versions affected include 15.2.0, 15.1.0, 15.0.0, 13.19.0, 13.11.2, and 14.7.5. Crash occurs when sending a repeated number of INVITE messages over TCP or TLS transport - Authors: ...

Asterisk 15.2.0 chan_pjsip SUBSCRIBE Stack Corruption Exploit

Asterisk running chanpjsip suffers from a SUBSCRIBE message stack corruption vulnerability. Vulnerable versions include 15.2.0, 13.19.0, 14.7.5, and 13.11.2. SUBSCRIBE message with a large Accept value causes stack corruption - Authors: - Alfred Farrugia - Sandro Gauci - Latest vulnerable version...

Asterisk chan_pjsip 15.2.0 - 'INVITE' Denial of Service

''' Crash occurs when sending a repeated number of INVITE messages over TCP or TLS transport - Authors: - Alfred Farrugia - Sandro Gauci - Latest vulnerable version: Asterisk 15.2.0 running chanpjsip installed with --with-pjproject-bundled - References: AST-2018-005, CVE-2018-7286 - Enable Securi...

Asterisk chan_pjsip 15.2.0 - INVITE Denial of Service

Asterisk chanpjsip 15.2.0 - INVITE Denial of Service ''' Crash occurs when sending a repeated number of INVITE messages over TCP or TLS transport - Authors: - Alfred Farrugia - Sandro Gauci - Latest vulnerable version: Asterisk 15.2.0 running chanpjsip installed with --with-pjproject-bundled -...

Asterisk chan_pjsip 15.2.0 - SUBSCRIBE Stack Corruption

Asterisk chanpjsip 15.2.0 - SUBSCRIBE Stack Corruption ''' SUBSCRIBE message with a large Accept value causes stack corruption - Authors: - Alfred Farrugia - Sandro Gauci - Latest vulnerable version: Asterisk 15.2.0 running chanpjsip - Tested vulnerable versions: 15.2.0, 13.19.0, 14.7.5, 13.11.2 ...

Asterisk 15.2.0 chan_pjsip SDP fmtp Denial Of Service Exploit

Asterisk version 15.2.0 running chanpjsip suffers from an SDP message related denial of service vulnerability. Segmentation fault occurs in asterisk with an invalid SDP fmtp attribute - Authors: - Alfred Farrugia - Sandro Gauci - Latest vulnerable version: Asterisk 15.2.0 running chanpjsip -...

Asterisk chan_pjsip 15.2.0 - 'SDP fmtp' Denial of Service

''' Segmentation fault occurs in asterisk with an invalid SDP fmtp attribute - Authors: - Alfred Farrugia - Sandro Gauci - Latest vulnerable version: Asterisk 15.2.0 running chanpjsip - References: AST-2018-003 - Enable Security Advisory: - Vendor Advisory: - Timeline: - Issue reported to vendor:...

Asterisk 15.2.0 chan_pjsip SDP Media Format Denial Of Service

Segmentation fault occurs in Asterisk with an invalid SDP media format description - Authors: - Alfred Farrugia - Sandro Gauci - Latest vulnerable version: Asterisk 15.2.0 running chanpjsip - References: AST-2018-002 - Enable Security Advisory: - Vendor Advisory: - Tested vulnerable versions:...

Asterisk 15.2.0 chan_pjsip SUBSCRIBE Stack Corruption

SUBSCRIBE message with a large Accept value causes stack corruption - Authors: - Alfred Farrugia - Sandro Gauci - Latest vulnerable version: Asterisk 15.2.0 running chanpjsip - Tested vulnerable versions: 15.2.0, 13.19.0, 14.7.5, 13.11.2 - References: AST-2018-004, CVE-2018-7284 - Advisory URL: -...

Asterisk 15.2.0 chan_pjsip INVITE Denial Of Service

Crash occurs when sending a repeated number of INVITE messages over TCP or TLS transport - Authors: - Alfred Farrugia - Sandro Gauci - Latest vulnerable version: Asterisk 15.2.0 running chanpjsip installed with --with-pjproject-bundled - References: AST-2018-005, CVE-2018-7286 - Enable Security...

Asterisk 15.2.0 chan_pjsip SDP fmtp Denial Of Service

Segmentation fault occurs in asterisk with an invalid SDP fmtp attribute - Authors: - Alfred Farrugia - Sandro Gauci - Latest vulnerable version: Asterisk 15.2.0 running chanpjsip - References: AST-2018-003 - Enable Security Advisory: - Vendor Advisory: - Timeline: - Issue reported to vendor:...

Digium Asterisk Open Source and Certified Asterisk Authentication Vulnerabilities

Digium Asterisk Open Source and Certified Asterisk are both open source telephone exchange PBX system software from Digium, Inc. in the United States. The software supports voicemail, multi-party voice conferencing, and interactive voice response IVR. An authentication vulnerability exists in...

FreeBSD : asterisk -- multiple vulnerabilities (933654ce-17b8-11e8-90b8-001999f8d30b)

The Asterisk project reports : AST-2018-004 - When processing a SUBSCRIBE request the respjsippubsub module stores the accepted formats present in the Accept headers of the request. This code did not limit the number of headers it processed despite having a fixed limit of 32. If more than 32 Acce...

FreeBSD : asterisk and pjsip -- multiple vulnerabilities (f9f5c5a2-17b5-11e8-90b8-001999f8d30b)

The Asterisk project reports : AST-2018-002 - By crafting an SDP message with an invalid media format description Asterisk crashes when using the pjsip channel driver because pjproject's sdp parsing algorithm fails to catch the invalid media format description. AST-2018-003 - By crafting an SDP...