medium4.0
CVE-2012-3863
channels/chan_sip.c in Asterisk Open Source 1.8.x before 1.8.13.1 and 10.x before 10.5.2, Asterisk Business Edition C.3.x before C.3.7.5, Certified Asterisk 1.…
Impact
channels/chan_sip.c in Asterisk Open Source 1.8.x before 1.8.13.1 and 10.x before 10.5.2, Asterisk Business Edition C.3.x before C.3.7.5, Certified Asterisk 1.8.11-certx before 1.8.11-cert4, and Asterisk Digiumphones 10.x.x-digiumphones before 10.5.2-digiumphones does not properly handle a provisional response to a SIP reINVITE request, which allows remote authenticated users to cause a denial of service (RTP port exhaustion) via sessions that lack final responses.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Digium | Asterisk Business Edition | Versions c.3.1, c.3.3, c.3.7.4 |
| Digium | Asterisk | Versions 1.8.0, 1.8.1, 1.8.1.1, 1.8.1.2, 1.8.2, 1.8.2.1 |
| Digium | Asteriske | Versions 1.8.8.0, 1.8.9.1 |
| Digium | Certified Asterisk | Version 1.8.11 |
Weakness classification
References
- NVD record
- CVE.org record
- http://downloads.asterisk.org/pub/security/AST-2012-010.html
- http://secunia.com/advisories/50687
- http://secunia.com/advisories/50756
- http://www.debian.org/security/2012/dsa-2550
- http://www.securityfocus.com/bid/54327
- https://issues.asterisk.org/jira/browse/ASTERISK-19992
- http://downloads.asterisk.org/pub/security/AST-2012-010.html
- http://secunia.com/advisories/50687
- http://secunia.com/advisories/50756
- http://www.debian.org/security/2012/dsa-2550
- http://www.securityfocus.com/bid/54327
- https://issues.asterisk.org/jira/browse/ASTERISK-19992