CVE-2012-2416 Information

Description

chan_sip.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.11.1 and 10.x before 10.3.1 and Asterisk Business Edition C.3.x before C.3.7.4 when the trustrpid option is enabled allows remote authenticated users to cause a denial of service (daemon crash) by sending a SIP UPDATE message that triggers a connected-line update attempt without an associated channel.

Reference

http://downloads.asterisk.org/pub/security/AST-2012-006.html http://lists.fedoraproject.org/pipermail/package-announce/2012-May/079759.html http://osvdb.org/81456 http://secunia.com/advisories/48891 http://www.securityfocus.com/bid/53205 http://www.securitytracker.com/id?1026963 https://exchange.xforce.ibmcloud.com/vulnerabilities/75101 https://issues.asterisk.org/jira/browse/ASTERISK-19770