CVE-2012-4204

Public Exploit

Description

The str_unescape function in the JavaScript engine in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via unspecified vectors.

Category

9.3
CVSS
Severity: Critical
CVSS 2.0 •
EPSS 2.18% Top 20%
Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory mozilla.org Vendor Advisory mozilla.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.ubuntu.com/usn/USN-1638-3 third party advisory vendor advisory
http://secunia.com/advisories/51370 third party advisory
http://www.ubuntu.com/usn/USN-1638-2 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-updates/2012-11/msg00093.html mailing list third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-1636-1 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00022.html mailing list third party advisory vendor advisory
http://www.mozilla.org/security/announce/2012/mfsa2012-96.html vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=778603 issue tracking patch vendor advisory exploit
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16766 vdb entry third party advisory signature
http://secunia.com/advisories/51434 third party advisory
http://lists.opensuse.org/opensuse-updates/2012-11/msg00090.html mailing list third party advisory vendor advisory
http://secunia.com/advisories/51439 third party advisory
http://secunia.com/advisories/51440 third party advisory
http://www.ubuntu.com/usn/USN-1638-1 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00021.html mailing list third party advisory vendor advisory
http://osvdb.org/87592 vdb entry broken link
http://lists.opensuse.org/opensuse-updates/2012-11/msg00092.html mailing list third party advisory vendor advisory
http://secunia.com/advisories/51381 third party advisory
http://secunia.com/advisories/51369 third party advisory

Frequently Asked Questions

What is the severity of CVE-2012-4204?
CVE-2012-4204 has been scored as a critical severity vulnerability.
How to fix CVE-2012-4204?
To fix CVE-2012-4204, 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-2012-4204 being actively exploited in the wild?
It is possible that CVE-2012-4204 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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