Source: asterisk Version: 1:13.18.3~dfsg-1 Severity: grave Tags: patch security upstream Forwarded: https://issues.asterisk.org/jira/browse/ASTERISK-27480
Hi, the following vulnerability was published for asterisk. CVE-2017-17850[0]: | 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 driver was used, Asterisk would crash. The severity | of this vulnerability is somewhat mitigated if authentication is | enabled. If authentication is enabled, a user would have to first be | authorized before reaching the crash point. If you fix the vulnerability please also make sure to include the CVE (Common Vulnerabilities & Exposures) id in your changelog entry. For further information see: [0] https://security-tracker.debian.org/tracker/CVE-2017-17850 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17850 [1] https://issues.asterisk.org/jira/browse/ASTERISK-27480 [2] http://downloads.asterisk.org/pub/security/AST-2017-014.html Please adjust the affected versions in the BTS as needed. Regards, Salvatore
