CVE-2008-5501
CVE-2008-5501 is a medium-severity vulnerability in Mozilla Firefox with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Medium (CVSS 2.0 base score 5.0)
- EPSS exploit prediction: 3% (86th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Mozilla Firefox
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2008-5501?
- 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.
- How severe is CVE-2008-5501?
- CVE-2008-5501 has a CVSS 2.0 base score of 5.0, rated medium severity.
- Is CVE-2008-5501 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2008-5501?
- CVE-2008-5501 primarily affects Mozilla Firefox. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2008-5501?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2008-5501 published?
- CVE-2008-5501 was published on 2008-12-17 and last updated on 2026-06-16.
References
- http://secunia.com/advisories/33188
- http://secunia.com/advisories/33189
- http://secunia.com/advisories/33203
- http://secunia.com/advisories/33216
- http://secunia.com/advisories/33421
- http://secunia.com/advisories/34501
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-256408-1
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:245
- http://www.mozilla.org/security/announce/2008/mfsa2008-60.html
- http://www.redhat.com/support/errata/RHSA-2008-1036.html
- http://www.redhat.com/support/errata/RHSA-2008-1037.html
- http://www.redhat.com/support/errata/RHSA-2009-0002.html
- http://www.securityfocus.com/bid/32882
- http://www.securitytracker.com/id?1021417
- http://www.vupen.com/english/advisories/2009/0977
- https://bugzilla.mozilla.org/show_bug.cgi?id=395623
- https://exchange.xforce.ibmcloud.com/vulnerabilities/47407
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10257
- https://usn.ubuntu.com/690-1/
Affected products (4)
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:8.10:*:*:*:*:*:*:*
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