CVE-2009-0774

Description

The layout engine in Mozilla Firefox 2 and 3 before 3.0.7, Thunderbird before 2.0.0.21, and SeaMonkey 1.1.15 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via vectors related to gczeal, a different vulnerability than CVE-2009-0773.

Category

9.3
CVSS
Severity: Critical
CVSS 2.0 •
EPSS 7.46% Top 10%
Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory slackware.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory mandriva.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory slackware.com Vendor Advisory ubuntu.com Vendor Advisory mandriva.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.redhat.com/support/errata/RHSA-2009-0315.html vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11138 vdb entry signature
http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00009.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00002.html vendor advisory
http://www.debian.org/security/2009/dsa-1830 vendor advisory
http://www.vupen.com/english/advisories/2009/0632 vdb entry
https://www.redhat.com/archives/fedora-package-announce/2009-March/msg01077.html vendor advisory
http://www.debian.org/security/2009/dsa-1751 vendor advisory
http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.405420 vendor advisory
http://www.redhat.com/support/errata/RHSA-2009-0325.html vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5947 vdb entry signature
http://www.redhat.com/support/errata/RHSA-2009-0258.html vendor advisory
http://secunia.com/advisories/34140 third party advisory
http://www.mozilla.org/security/announce/2009/mfsa2009-07.html
http://www.mandriva.com/security/advisories?name=MDVSA-2009:083 vendor advisory
http://secunia.com/advisories/34464 third party advisory
http://secunia.com/advisories/34272 third party advisory
http://secunia.com/advisories/34417 third party advisory
http://secunia.com/advisories/34527 third party advisory
http://secunia.com/advisories/34145 third party advisory
https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00769.html vendor advisory
https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00771.html vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=473709
http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.433952 vendor advisory
http://secunia.com/advisories/34137 third party advisory
http://secunia.com/advisories/34462 third party advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6945 vdb entry signature
http://support.avaya.com/elmodocs2/security/ASA-2009-069.htm
http://www.securitytracker.com/id?1021795 vdb entry
https://usn.ubuntu.com/741-1/ vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6057 vdb entry signature
http://secunia.com/advisories/34324 third party advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2009:075 vendor advisory
http://www.securityfocus.com/bid/33990 vdb entry
http://secunia.com/advisories/34383 third party advisory
http://secunia.com/advisories/34387 third party advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6121 vdb entry signature
http://support.avaya.com/japple/css/japple?temp.documentID=366362&temp.productID=154235&temp.releaseID=361845&temp.bucketID=126655&PAGE=Document

Frequently Asked Questions

What is the severity of CVE-2009-0774?
CVE-2009-0774 has been scored as a critical severity vulnerability.
How to fix CVE-2009-0774?
To fix CVE-2009-0774, 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-2009-0774 being actively exploited in the wild?
It is possible that CVE-2009-0774 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~7% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.