CVE-2009-3382
HIGH · CVSS 10.0EPSS 10.8%EU EUVD
layout/base/nsCSSFrameConstructor.cpp in the browser engine in Mozilla Firefox 3.0.x before 3.0.15 does not properly handle first-letter frames, which allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unspecified vectors.
Key facts
- CVSS score
- 10.0 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C- EPSS score
- 10.8% (96th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2009-3364)
- Published
- October 29, 2009
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2009-3364 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
References
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-272909-1
- http://www.mozilla.org/security/announce/2009/mfsa2009-64.html(Patch, Vendor Advisory)
- http://www.vupen.com/english/advisories/2009/3334
- https://bugzilla.mozilla.org/show_bug.cgi?id=514960
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11219
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5581
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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