CVE-2012-3994

Description

Mozilla Firefox before 16.0, Firefox ESR 10.x before 10.0.8, Thunderbird before 16.0, Thunderbird ESR 10.x before 10.0.8, and SeaMonkey before 2.13 allow remote attackers to conduct cross-site scripting (XSS) attacks via a binary plugin that uses Object.defineProperty to shadow the top object, and leverages the relationship between top.location and the location property.

Category

4.3
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.93% Top 30%
Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory mandriva.com Vendor Advisory ubuntu.com Vendor Advisory mozilla.org Vendor Advisory mozilla.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://secunia.com/advisories/50904 third party advisory
http://secunia.com/advisories/50984 third party advisory
http://secunia.com/advisories/50935 third party advisory
http://osvdb.org/86110 vdb entry broken link
http://secunia.com/advisories/50856 third party advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=765527 issue tracking vendor advisory
http://secunia.com/advisories/50892 third party advisory
http://www.securityfocus.com/bid/56118 vdb entry third party advisory
http://rhn.redhat.com/errata/RHSA-2012-1351.html third party advisory vendor advisory
http://secunia.com/advisories/50936 third party advisory
http://secunia.com/advisories/55318 third party advisory
http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00010.html third party advisory vendor advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2012:163 third party advisory vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16798 vdb entry third party advisory signature
http://www.ubuntu.com/usn/USN-1611-1 third party advisory vendor advisory
http://www.mozilla.org/security/announce/2012/mfsa2012-82.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2012-3994?
CVE-2012-3994 has been scored as a medium severity vulnerability.
How to fix CVE-2012-3994?
To fix CVE-2012-3994, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-3994 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2012-3994 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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