CVE-2012-5843

Public Exploit

Description

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

9.3

CVSS

Severity: Critical

CVSS 2.0 •

EPSS 2.16% Top 20%

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Affected: n/a n/a

References

Link	Tags
https://bugzilla.mozilla.org/show_bug.cgi?id=789075	issue tracking patch
http://www.ubuntu.com/usn/USN-1638-3	third party advisory vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=793253	issue tracking patch vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=784404	issue tracking patch 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
https://bugzilla.mozilla.org/show_bug.cgi?id=774953	issue tracking patch vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=798678	issue tracking patch 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
https://bugzilla.mozilla.org/show_bug.cgi?id=788822	issue tracking patch vendor advisory exploit
https://bugzilla.mozilla.org/show_bug.cgi?id=795281	issue tracking patch vendor advisory
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
https://bugzilla.mozilla.org/show_bug.cgi?id=780778	issue tracking patch 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
https://bugzilla.mozilla.org/show_bug.cgi?id=797163	issue tracking exploit vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=781859	issue tracking patch vendor advisory exploit
http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00021.html	mailing list third party advisory vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=791601	issue tracking patch vendor advisory exploit
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
https://bugzilla.mozilla.org/show_bug.cgi?id=787089	issue tracking patch vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=765409	issue tracking patch vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=760887	issue tracking vendor advisory
http://secunia.com/advisories/51369	third party advisory
http://www.mozilla.org/security/announce/2012/mfsa2012-91.html	vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16839	vdb entry third party advisory signature

Frequently Asked Questions

What is the severity of CVE-2012-5843?: CVE-2012-5843 has been scored as a critical severity vulnerability.
How to fix CVE-2012-5843?: To fix CVE-2012-5843, 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-2012-5843 being actively exploited in the wild?: It is possible that CVE-2012-5843 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.