Vulnerability Description
Double free vulnerability in apps/app_voicemail.c in Asterisk Open Source 1.8.x before 1.8.13.1 and 10.x before 10.5.2, Certified Asterisk 1.8.11-certx before 1.8.11-cert4, and Asterisk Digiumphones 10.x.x-digiumphones before 10.5.2-digiumphones allows remote authenticated users to cause a denial of service (daemon crash) by establishing multiple voicemail sessions and accessing both the Urgent mailbox and the INBOX mailbox.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Digium | Asterisk | 1.8.0 |
| Digium | Asteriske | 1.8.8.0 |
| Digium | Certified Asterisk | 1.8.11 |
Related Weaknesses (CWE)
References
- http://downloads.asterisk.org/pub/security/AST-2012-011.htmlVendor Advisory
- http://secunia.com/advisories/50687
- http://secunia.com/advisories/50756
- http://www.debian.org/security/2012/dsa-2550
- http://www.securityfocus.com/bid/54317
- https://issues.asterisk.org/jira/browse/ASTERISK-20052
- http://downloads.asterisk.org/pub/security/AST-2012-011.htmlVendor Advisory
- http://secunia.com/advisories/50687
- http://secunia.com/advisories/50756
- http://www.debian.org/security/2012/dsa-2550
- http://www.securityfocus.com/bid/54317
- https://issues.asterisk.org/jira/browse/ASTERISK-20052
FAQ
What is CVE-2012-3812?
CVE-2012-3812 is a vulnerability with a CVSS score of 4.0 (MEDIUM). Double free vulnerability in apps/app_voicemail.c in Asterisk Open Source 1.8.x before 1.8.13.1 and 10.x before 10.5.2, Certified Asterisk 1.8.11-certx before 1.8.11-cert4, and Asterisk Digiumphones 1...
How severe is CVE-2012-3812?
CVE-2012-3812 has been rated MEDIUM with a CVSS base score of 4.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-3812?
Check the references section above for vendor advisories and patch information. Affected products include: Digium Asterisk, Digium Asteriske, Digium Certified Asterisk.