CVE-2009-3979

Description

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 3.0.16 and 3.5.x before 3.5.6, SeaMonkey before 2.0.1, and Thunderbird 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 3.19% Top 15%

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Affected: n/a n/a

References

Link	Tags
http://secunia.com/advisories/37704	third party advisory vendor advisory
http://www.redhat.com/support/errata/RHSA-2010-0153.html	vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=293347
http://secunia.com/advisories/37699	third party advisory vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=546694
https://bugzilla.mozilla.org/show_bug.cgi?id=479931
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10956	vdb entry signature
http://www.vupen.com/english/advisories/2009/3547	vdb entry vendor advisory
http://secunia.com/advisories/37703	third party advisory vendor advisory
http://www.vupen.com/english/advisories/2010/0650	vdb entry
http://secunia.com/advisories/37881	third party advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/54799	vdb entry
https://www.redhat.com/archives/fedora-package-announce/2009-December/msg01034.html	vendor advisory
http://secunia.com/advisories/37785	third party advisory vendor advisory
http://securitytracker.com/id?1023333	vdb entry
http://www.ubuntu.com/usn/USN-874-1	vendor advisory
http://secunia.com/advisories/37813	third party advisory
https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00995.html	vendor advisory
http://www.ubuntu.com/usn/USN-873-1	vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=516237
http://www.redhat.com/support/errata/RHSA-2010-0154.html	vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=522374
http://www.securityfocus.com/bid/37349	vdb entry
https://rhn.redhat.com/errata/RHSA-2009-1674.html	vendor advisory
https://www.redhat.com/archives/fedora-package-announce/2009-December/msg01041.html	vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=494617
http://www.debian.org/security/2009/dsa-1956	vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=506267
http://secunia.com/advisories/37856	third party advisory
http://www.mozilla.org/security/announce/2009/mfsa2009-65.html	patch vendor advisory
https://rhn.redhat.com/errata/RHSA-2009-1673.html	vendor advisory
http://securitytracker.com/id?1023334	vdb entry
https://bugzilla.mozilla.org/show_bug.cgi?id=515811
https://bugzilla.mozilla.org/show_bug.cgi?id=457514
http://www.novell.com/linux/security/advisories/2009_63_firefox.html	vendor advisory
http://www.securityfocus.com/bid/37361	vdb entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8487	vdb entry signature

Frequently Asked Questions

What is the severity of CVE-2009-3979?: CVE-2009-3979 has been scored as a critical severity vulnerability.
How to fix CVE-2009-3979?: To fix CVE-2009-3979, 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-2009-3979 being actively exploited in the wild?: It is possible that CVE-2009-3979 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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