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CVE-2009-0353

26
FAUCET Score

CVE-2009-0353 is an unspecified vulnerability impacting Mozilla Firefox 3.x, Thunderbird, and SeaMonkey, specifically affecting versions prior to 3.0.6, 2.0.0.21, and 1.1.15 respectively. This critical flaw, with a CVSS score of 10.0, allows remote attackers to trigger a denial of service through memory corruption and application crashes, and potentially execute arbitrary code via the JavaScript engine. Despite its high severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
3.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.0:*:*:*:*:*:*:*
3.0.1CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.0.1:*:*:*:*:*:*:*
3.0.2CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.0.2:*:*:*:*:*:*:*
3.0.3CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.0.3:*:*:*:*:*:*:*
3.0.4CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.0.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

AV:N/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.33%
Probability of exploitation in next 30 days
EPSS Percentile
90.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0433 is in the 83rd percentile among its peer group of 51,553 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (11)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: thunderbird-0:2.0.0.21-1.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 2.1Fixed in: seamonkey-0:1.0.9-0.27.el2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: seamonkey-0:1.0.9-0.32.el3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: firefox-0:3.0.6-1.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: nss-0:3.12.2.0-3.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: seamonkey-0:1.0.9-35.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: thunderbird-0:1.5.0.12-19.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: firefox-0:3.0.6-1.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: nss-0:3.12.2.0-4.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: xulrunner-0:1.9.0.6-1.el5
View patch
mozillavendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2009-0353Critical

Firefox javascript crashes with evidence of memory corruption

Feb 3, 2009

References

lists.opensuse.org / opensuse-security-announce/2009-02/msg00001.html
lists.opensuse.org / opensuse-security-announce/2009-04/msg00009.html
rhn.redhat.com / errata/RHSA-2009-0256.html
bugzilla.mozilla.org / show_bug.cgi
secunia.com / advisories/33799
secunia.com / advisories/33802
secunia.com / advisories/33808
secunia.com / advisories/33809
secunia.com / advisories/33816
secunia.com / advisories/33831
secunia.com / advisories/33841
secunia.com / advisories/33846
secunia.com / advisories/33869
secunia.com / advisories/34324
secunia.com / advisories/34417
secunia.com / advisories/34462
secunia.com / advisories/34464
secunia.com / advisories/34527
slackware.com / security/viewer.php
slackware.com / security/viewer.php
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11193
support.avaya.com / elmodocs2/security/ASA-2009-040.htm
redhat.com / archives/fedora-package-announce/2009-February/msg00240.html
redhat.com / archives/fedora-package-announce/2009-March/msg00769.html
redhat.com / archives/fedora-package-announce/2009-March/msg00771.html
redhat.com / archives/fedora-package-announce/2009-March/msg01077.html
debian.org / security/2009/dsa-1830
mandriva.com / security/advisories
mandriva.com / security/advisories
mozilla.org / security/announce/2009/mfsa2009-01.html
Vendor Advisory
redhat.com / support/errata/RHSA-2009-0257.html
redhat.com / support/errata/RHSA-2009-0258.html
securityfocus.com / bid/33598
securitytracker.com / id
ubuntu.com / usn/usn-717-1
vupen.com / english/advisories/2009/0313