Description
chan_sip.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.7.1 and 10.x before 10.0.0-rc1 does not properly initialize variables during request parsing, which allows remote authenticated users to cause a denial of service (daemon crash) via a malformed request.
Metrics
CVSS 2.0 6.8/10
AV:N/AC:L/Au:S/C:N/I:N/A:CWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://downloads.digium.com/pub/security/AST-2011-012.htmlVendor Advisory
- http://secunia.com/advisories/46420
- http://securityreason.com/securityalert/8478
- http://www.securityfocus.com/archive/1/520141/100/0/threaded
- http://www.securityfocus.com/bid/50177
- http://www.securitytracker.com/id?1026191
- https://exchange.xforce.ibmcloud.com/vulnerabilities/70706
- http://downloads.digium.com/pub/security/AST-2011-012.htmlVendor Advisory
- http://secunia.com/advisories/46420
- http://securityreason.com/securityalert/8478
- http://www.securityfocus.com/archive/1/520141/100/0/threaded
- http://www.securityfocus.com/bid/50177
- http://www.securitytracker.com/id?1026191
- https://exchange.xforce.ibmcloud.com/vulnerabilities/70706
Timeline
- Published
- Oct 21, 2011
- Last modified
- Jun 16, 2026
- NVD status
- Modified