CVE-2009-1304
The JavaScript engine in Mozilla Firefox 3.x before 3.0.9, Thunderbird before 2.0.0.22, and SeaMonkey before 1.1.16 allows remote attackers to cause a denial of service (application crash) and possibly trigger memory corruption via vectors involving (1) js_FindPropertyHelper, related to the definitions of Math and Date; and (2) js_CheckRedeclaration.
Key facts
- CVSS score
- 5.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P- Weakness (CWE)
- CWE-399
- EPSS score
- 2.1% (82th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2009-1302)
- Published
- April 22, 2009
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2009-1302 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 / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / seamonkey
- mozilla / thunderbird
- mozilla / thunderbird
- mozilla / thunderbird
- mozilla / thunderbird
- mozilla / thunderbird
- mozilla / thunderbird
- mozilla / thunderbird
- mozilla / thunderbird
- mozilla / thunderbird
- mozilla / thunderbird
- mozilla / thunderbird
- mozilla / thunderbird
- mozilla / thunderbird
- mozilla / thunderbird
and 27 more…
References
- http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00000.html
- http://secunia.com/advisories/34758
- http://secunia.com/advisories/34780
- http://secunia.com/advisories/34843
- http://secunia.com/advisories/34894
- http://secunia.com/advisories/35042
- http://secunia.com/advisories/35065
- http://secunia.com/advisories/35602
- http://sunsolve.sun.com/search/document.do?assetkey=1-66-264308-1
- http://www.debian.org/security/2009/dsa-1797
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:111
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:141
- http://www.mozilla.org/security/announce/2009/mfsa2009-14.html(Vendor Advisory)
- http://www.redhat.com/support/errata/RHSA-2009-0436.html
- http://www.securityfocus.com/bid/34656
- http://www.securitytracker.com/id?1022090
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.454275
- http://www.vupen.com/english/advisories/2009/1125
- https://bugzilla.mozilla.org/show_bug.cgi?id=461158(Exploit)
- https://bugzilla.mozilla.org/show_bug.cgi?id=475971(Exploit)
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5319
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5480
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6015
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7516
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9535
- https://usn.ubuntu.com/764-1/
- https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00683.html
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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