Description
reqresp_parser.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.4.2 does not initialize certain strings, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed Contact header.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://www.securityfocus.com/archive/1/518236/100/0/threaded ↗
- http://secunia.com/advisories/44828 ↗
- http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062658.html ↗
- http://lists.fedoraproject.org/pipermail/package-announce/2011-June/062013.html ↗
- http://securitytracker.com/id?1025598 ↗
- http://downloads.digium.com/pub/security/AST-2011-007.html ↗
- http://osvdb.org/72752 ↗
- http://www.securityfocus.com/bid/48096 ↗
- https://exchange.xforce.ibmcloud.com/vulnerabilities/67812 ↗