Mozilla Firefox and SeaMonkey 'loadSubScript()' Security Bypass Vulnerability

Summary
The host is installed with Mozilla firefox/seamonkey and is prone to security bypass vulnerability.
Impact
Successful exploitation will let attackers to gain privileges via a crafted web site that leverages certain unwrapping behavior. Impact Level: Application
Solution
Upgrade to Mozilla Firefox version 7.0 or later, For updates refer to http://www.mozilla.com/en-US/firefox/all.html Upgrade to SeaMonkey version to 2.4 or later http://www.mozilla.org/projects/seamonkey/
Insight
The flaw is due to an error while handling 'XPCNativeWrappers' during calls to the loadSubScript method in an add-on.
Affected
SeaMonkey version prior to 2.4 Mozilla Firefox version 4.x through 6
References