CVE-2012-4193

Name of the Vulnerable Software and Affected Versions Mozilla Firefox versions prior to 16.0.1 Firefox ESR versions prior to 10.0.9 Thunderbird versions prior to 16.0.1 Thunderbird ESR versions prior to 10.0.9 SeaMonkey versions prior to 2.13.1

Description The issue allows remote attackers to bypass the Same Origin Policy and read the properties of a Location object, or execute arbitrary JavaScript code, via a crafted web site. This is due to a missing security check in the defaultValue function during the unwrapping of security wrappers.

Recommendations For Mozilla Firefox versions prior to 16.0.1, update to version 16.0.1 or later. For Firefox ESR versions prior to 10.0.9, update to version 10.0.9 or later. For Thunderbird versions prior to 16.0.1, update to version 16.0.1 or later. For Thunderbird ESR versions prior to 10.0.9, update to version 10.0.9 or later. For SeaMonkey versions prior to 2.13.1, update to version 2.13.1 or later.