Mozilla · Firefox · CVE-2011-2377
**Name of the Vulnerable Software and Affected Versions**
Mozilla Firefox versions prior to 3.6.18
Mozilla Firefox versions 4.x through 4.0.1
Thunderbird versions prior to 3.1.11
SeaMonkey versions prior to 2.0.14
**Description**
The issue allows remote attackers to cause a denial of service, resulting in memory corruption and application crash, or possibly execute arbitrary code via a multipart/x-mixed-replace image.
**Recommendations**
For Mozilla Firefox versions prior to 3.6.18, update to version 3.6.18 or later.
For Mozilla Firefox versions 4.x through 4.0.1, update to version 4.0.2 or later.
For Thunderbird versions prior to 3.1.11, update to version 3.1.11 or later.
For SeaMonkey versions prior to 2.0.14, update to version 2.0.14 or later.