Description
Asterisk Open Source 1.4.x before 1.4.40.1, 1.6.1.x before 1.6.1.25, 1.6.2.x before 1.6.2.17.3, and 1.8.x before 1.8.3.3 and Asterisk Business Edition C.x.x before C.3.6.4 do not restrict the number of unauthenticated sessions to certain interfaces, which allows remote attackers to cause a denial of service (file descriptor exhaustion and disk space exhaustion) via a series of TCP connections.
Metrics
CVSS 2.0 5.0/10
AV:N/AC:L/Au:N/C:N/I:N/A:PWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://downloads.digium.com/pub/security/AST-2011-005.htmlVendor Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058922.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-May/059702.html
- http://secunia.com/advisories/44197Vendor Advisory
- http://secunia.com/advisories/44529
- http://securitytracker.com/id?1025432
- http://www.debian.org/security/2011/dsa-2225
- http://www.vupen.com/english/advisories/2011/1086Vendor Advisory
- http://www.vupen.com/english/advisories/2011/1107
- http://www.vupen.com/english/advisories/2011/1188
- https://bugzilla.redhat.com/show_bug.cgi?id=698916Patch
- http://downloads.digium.com/pub/security/AST-2011-005.htmlVendor Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058922.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-May/059702.html
- http://secunia.com/advisories/44197Vendor Advisory
- http://secunia.com/advisories/44529
- http://securitytracker.com/id?1025432
- http://www.debian.org/security/2011/dsa-2225
- http://www.vupen.com/english/advisories/2011/1086Vendor Advisory
- http://www.vupen.com/english/advisories/2011/1107
- http://www.vupen.com/english/advisories/2011/1188
- https://bugzilla.redhat.com/show_bug.cgi?id=698916Patch
Timeline
- Published
- Apr 27, 2011
- Last modified
- Jun 16, 2026
- NVD status
- Modified