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Fencer Vulns
critical 10.0

CVE-2009-3074 json

Unspecified vulnerability in the JavaScript engine in Mozilla Firefox before 3.0.14 allows remote attackers to cause a denial of service (m…

published 2009-09-10 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-3058

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.5%
EPSS 5.5% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

Unspecified vulnerability in the JavaScript engine in Mozilla Firefox before 3.0.14 allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Patch / fix

  • firefox RHEL 4 3.0.14-1.el4
  • firefox RHEL 5 3.0.14-1.el5_4
  • nspr RHEL 4 4.7.5-1.el4_8
  • nspr RHEL 5 4.7.5-1.el5_4
  • xulrunner RHEL 5 1.9.0.14-1.el5_4
  • xulrunner-devel-unstable RHEL 5 1.9.0.14-1.el5_4

red hat advisories RHSA-2009:1430

  • MozillaFirefox openSUSE Tumbleweed 50.1.0-1.1

opensuse advisories openSUSE-SU-2024:10071-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2009-3074 updated cvss 6.8

Firefox 3.5 3.0.14 JavaScript engine crashes

  • Red Hat Enterprise Linux (v. 5 server) nspr 4.7.5-1.el5_4, firefox 3.0.14-1.el5_4, xulrunner 1.9.0.14-1.el5_4, xulrunner-devel-unstable 1.9.0.14-1.el5_4 Red Hat Enterprise Linux AS version 4 nspr 4.7.5-1.el4_8, firefox 3.0.14-1.el4 Red Hat Enterprise Linux Desktop (v. 5 client) nspr 4.7.5-1.el5_4, firefox 3.0.14-1.el5_4, xulrunner 1.9.0.14-1.el5_4, xulrunner-devel-unstable 1.9.0.14-1.el5_4 Red Hat Enterprise Linux Desktop version 4 nspr 4.7.5-1.el4_8, firefox 3.0.14-1.el4 Red Hat Enterprise Linux Desktop Workstation (v. 5 client) nspr 4.7.5-1.el5_4, xulrunner 1.9.0.14-1.el5_4, xulrunner-devel-unstable 1.9.0.14-1.el5_4 Red Hat Enterprise Linux ES version 4 nspr 4.7.5-1.el4_8, firefox 3.0.14-1.el4
    +1 more products
    Red Hat Enterprise Linux WS version 4 nspr 4.7.5-1.el4_8, firefox 3.0.14-1.el4
    fixed: vendor fix RHSA-2009:1430

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

5.45% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.