asterisk and pjsip -- multiple vulnerabilities

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...

CVE-2017-17850

An issue was discovered in Asterisk 13.18.4 and older, 14.7.4 and older, 15.1.4 and older, and 13.18-cert1 and older. A select set of SIP messages create a dialog in Asterisk. Those SIP messages must contain a contact header. For those messages, if the header was not present and the PJSIP channel...

CVE-2017-17850

An issue was discovered in Asterisk 13.18.4 and older, 14.7.4 and older, 15.1.4 and older, and 13.18-cert1 and older. A select set of SIP messages create a dialog in Asterisk. Those SIP messages must contain a contact header. For those messages, if the header was not present and the PJSIP channel...

UBUNTU-CVE-2017-17850

An issue was discovered in Asterisk 13.18.4 and older, 14.7.4 and older, 15.1.4 and older, and 13.18-cert1 and older. A select set of SIP messages create a dialog in Asterisk. Those SIP messages must contain a contact header. For those messages, if the header was not present and the PJSIP channel...

CVE-2017-17850

An issue was discovered in Asterisk 13.18.4 and older, 14.7.4 and older, 15.1.4 and older, and 13.18-cert1 and older. A select set of SIP messages create a dialog in Asterisk. Those SIP messages must contain a contact header. For those messages, if the header was not present and the PJSIP channel...

Authentication flaw

An issue was discovered in Asterisk 13.18.4 and older, 14.7.4 and older, 15.1.4 and older, and 13.18-cert1 and older. A select set of SIP messages create a dialog in Asterisk. Those SIP messages must contain a contact header. For those messages, if the header was not present and the PJSIP channel...

FreeBSD : asterisk -- Crash in PJSIP resource when missing a contact header (2a3bc6ac-e7c6-11e7-a90b-001999f8d30b)

The Asterisk project reports : A select set of SIP messages create a dialog in Asterisk. Those SIP messages must contain a contact header. For those messages, if the header was not present and using the PJSIP channel driver, it would cause Asterisk to crash. The severity of this vulnerability is...

CVE-2017-17850

An issue was discovered in Asterisk 13.18.4 and older, 14.7.4 and older, 15.1.4 and older, and 13.18-cert1 and older. A select set of SIP messages create a dialog in Asterisk. Those SIP messages must contain a contact header. For those messages, if the header was not present and the PJSIP channel...

CVE-2017-17850

An issue was discovered in Asterisk 13.18.4 and older, 14.7.4 and older, 15.1.4 and older, and 13.18-cert1 and older. A select set of SIP messages create a dialog in Asterisk. Those SIP messages must contain a contact header. For those messages, if the header was not present and the PJSIP channel...

asterisk -- Crash in PJSIP resource when missing a contact header

The Asterisk project reports: A select set of SIP messages create a dialog in Asterisk. Those SIP messages must contain a contact header. For those messages, if the header was not present and using the PJSIP channel driver, it would cause Asterisk to crash. The severity of this vulnerability is...

CVE-2017-16875

An issue was discovered in Teluu pjproject pjlib and pjlib-util in PJSIP before 2.7.1. The ioqueue component may issue a double key unregistration after an attacker initiates a socket connection with specific settings and sequences. Such double key unregistration will trigger an integer overflow,...

Integer overflow

An issue was discovered in Teluu pjproject pjlib and pjlib-util in PJSIP before 2.7.1. The ioqueue component may issue a double key unregistration after an attacker initiates a socket connection with specific settings and sequences. Such double key unregistration will trigger an integer overflow,...

CVE-2017-16875

An issue was discovered in Teluu pjproject pjlib and pjlib-util in PJSIP before 2.7.1. The ioqueue component may issue a double key unregistration after an attacker initiates a socket connection with specific settings and sequences. Such double key unregistration will trigger an integer overflow,...

CVE-2017-16875

CVE-2017-16875 affects Teluu pjproject (PJLIB/PJLIB-UTIL) in PJSIP prior to 2.7.1. The ioqueue component may perform a double key unregistration after a crafted socket sequence, triggering an integer overflow that can cause ioqueue backends to reject future key registrations. Affected software is...

CVE-2017-16875

Removed by vendor...

CVE-2017-16872

An issue was discovered in Teluu pjproject pjlib and pjlib-util in PJSIP before 2.7.1. Parsing the numeric header fields in a SIP message like cseq, ttl, port, etc. all had the potential to overflow, either causing unintended values to be captured or, if the values were subsequently converted bac...

CVE-2017-16872

Removed by vendor...

CVE-2017-16872

An issue was discovered in Teluu pjproject pjlib and pjlib-util in PJSIP before 2.7.1. Parsing the numeric header fields in a SIP message like cseq, ttl, port, etc. all had the potential to overflow, either causing unintended values to be captured or, if the values were subsequently converted bac...

CVE-2017-16872

CVE-2017-16872 affects Teluu pjproject (pjlib and pjlib-util) in PJSIP before 2.7.1. The issue arises when parsing numeric SIP header fields (e.g., CSeq, ttl, port); values can overflow and may be captured incorrectly or cause a buffer overrun if converted back to strings, enabling a potential ex...

FreeBSD : asterisk -- Memory/File Descriptor/RTP leak in pjsip session resource (be261737-c535-11e7-8da5-001999f8d30b)

The Asterisk project reports : A memory leak occurs when an Asterisk pjsip session object is created and that call gets rejected before the session itself is fully established. When this happens the session object never gets destroyed. This then leads to file descriptors and RTP ports being leake...