Mozilla Firefox before 16.0.2, Firefox ESR 10.x before 10.0.10, Thunderbird before 16.0.2, Thunderbird ESR 10.x before 10.0.10, and SeaMonkey before 2.13.2 allow remote attackers to bypass the Same Origin Policy and read the Location object via a prototype property-injection attack that defeats certain protection mechanisms for this object.

References

• https://nvd.nist.gov/vuln/detail/CVE-2012-4196
• https://bugzilla.mozilla.org/show_bug.cgi?id=802557
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16962
• http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00019.html
• http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00025.html
• http://rhn.redhat.com/errata/RHSA-2012-1407.html
• http://rhn.redhat.com/errata/RHSA-2012-1413.html
• http://secunia.com/advisories/51121
• http://secunia.com/advisories/51123
• http://secunia.com/advisories/51127
• http://secunia.com/advisories/51144
• http://secunia.com/advisories/51146
• http://secunia.com/advisories/51147
• http://secunia.com/advisories/51165
• http://secunia.com/advisories/55318
• http://www.mozilla.org/security/announce/2012/mfsa2012-90.html
• http://www.securityfocus.com/bid/56306
• http://www.ubuntu.com/usn/USN-1620-1
• http://www.ubuntu.com/usn/USN-1620-2