Mozilla · Thunderbird · CVE-2012-1949
**Name of the Vulnerable Software and Affected Versions**
Mozilla Firefox versions 4.x through 13.0
Thunderbird versions 5.0 through 13.0
SeaMonkey versions prior to 2.11
**Description**
The issue allows remote attackers to cause a denial of service, which includes memory corruption and application crash, or possibly execute arbitrary code via unknown vectors.
**Recommendations**
For Mozilla Firefox versions 4.x through 13.0, update to a version later than 13.0 to resolve the issue.
For Thunderbird versions 5.0 through 13.0, update to a version later than 13.0 to resolve the issue.
For SeaMonkey versions prior to 2.11, update to version 2.11 or later to resolve the issue.