CVE-2008-5501

Name: CVE-2008-5501
Creator: NVD / NIST
Published: 2008-12-17T23:30:00.467+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.14%

Last modified Jun 16, 2026

CVE-2008-5501 is a vulnerability of currently unknown severity. The layout engine in Mozilla Firefox 3.x before 3.0.5, Thunderbird 2.x before 2.0.0.19, and SeaMonkey 1.x before 1.1.14 allows remote attackers to cause a denial of service via vectors that trigger an assertion failure.. EPSS estimates a 3.14% chance of exploitation in the next 30 days.

Description

The layout engine in Mozilla Firefox 3.x before 3.0.5, Thunderbird 2.x before 2.0.0.19, and SeaMonkey 1.x before 1.1.14 allows remote attackers to cause a denial of service via vectors that trigger an assertion failure.

Metrics

EPSS Probability

3.14%

86.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	>= 2.0, < 2.0.0.19
Mozilla	Firefox	>= 3.0, < 3.0.5
Mozilla	Seamonkey	>= 1.0, < 1.1.14
Canonical	Ubuntu Linux	8.04
Canonical	Ubuntu Linux	8.10

References

http://secunia.com/advisories/33188Third Party Advisory
http://secunia.com/advisories/33189Third Party Advisory
http://secunia.com/advisories/33203Third Party Advisory
http://secunia.com/advisories/33216Third Party Advisory
http://secunia.com/advisories/33421Third Party Advisory
http://secunia.com/advisories/34501Third Party Advisory
http://sunsolve.sun.com/search/document.do?assetkey=1-26-256408-1Broken Link
http://www.mandriva.com/security/advisories?name=MDVSA-2008:245Third Party Advisory
http://www.mozilla.org/security/announce/2008/mfsa2008-60.htmlVendor Advisory
http://www.redhat.com/support/errata/RHSA-2008-1036.htmlThird Party Advisory
http://www.redhat.com/support/errata/RHSA-2008-1037.htmlThird Party Advisory
http://www.redhat.com/support/errata/RHSA-2009-0002.htmlThird Party Advisory
http://www.securityfocus.com/bid/32882Third Party Advisory, VDB Entry
http://www.securitytracker.com/id?1021417Third Party Advisory, VDB Entry
http://www.vupen.com/english/advisories/2009/0977Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=395623Issue Tracking, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/47407Third Party Advisory, VDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10257Third Party Advisory
https://usn.ubuntu.com/690-1/Third Party Advisory
http://secunia.com/advisories/33188Third Party Advisory
http://secunia.com/advisories/33189Third Party Advisory
http://secunia.com/advisories/33203Third Party Advisory
http://secunia.com/advisories/33216Third Party Advisory
http://secunia.com/advisories/33421Third Party Advisory
http://secunia.com/advisories/34501Third Party Advisory
http://sunsolve.sun.com/search/document.do?assetkey=1-26-256408-1Broken Link
http://www.mandriva.com/security/advisories?name=MDVSA-2008:245Third Party Advisory
http://www.mozilla.org/security/announce/2008/mfsa2008-60.htmlVendor Advisory
http://www.redhat.com/support/errata/RHSA-2008-1036.htmlThird Party Advisory
http://www.redhat.com/support/errata/RHSA-2008-1037.htmlThird Party Advisory
http://www.redhat.com/support/errata/RHSA-2009-0002.htmlThird Party Advisory
http://www.securityfocus.com/bid/32882Third Party Advisory, VDB Entry
http://www.securitytracker.com/id?1021417Third Party Advisory, VDB Entry
http://www.vupen.com/english/advisories/2009/0977Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=395623Issue Tracking, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/47407Third Party Advisory, VDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10257Third Party Advisory
https://usn.ubuntu.com/690-1/Third Party Advisory

Timeline

Published: Dec 17, 2008
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2008-5501?

How severe is CVE-2008-5501?

Severity scoring for CVE-2008-5501 is pending analysis. The EPSS model estimates a 3.14% probability of exploitation in the next 30 days.

How do I fix CVE-2008-5501?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2008-5501?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST