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CVE-2009-1302

17
FAUCET Score

CVE-2009-1302 describes multiple vulnerabilities in the browser engine of Mozilla Firefox 3.x, Thunderbird, and SeaMonkey, allowing remote attackers to cause application crashes and potential memory corruption. The CVSS score of 5.0 indicates a medium severity, with a low attack complexity and no authentication required, leading to a denial of service. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

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

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.90%
Probability of exploitation in next 30 days
EPSS Percentile
85.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0290 is in the 79th percentile among its peer group of 23,725 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (4)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: firefox-0:3.0.9-1.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: firefox-0:3.0.9-1.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: xulrunner-0:1.9.0.9-1.el5
View patch
mozillavendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2009-1302Critical

Firefox 3 Layout engine crashes

Apr 21, 2009

References

lists.opensuse.org / opensuse-security-announce/2009-05/msg00000.html
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
Exploit
bugzilla.mozilla.org / show_bug.cgi
Exploit
bugzilla.mozilla.org / show_bug.cgi
Exploit
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
Exploit
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
Exploit
secunia.com / advisories/34758
secunia.com / advisories/34780
secunia.com / advisories/34843
secunia.com / advisories/34894
secunia.com / advisories/35042
secunia.com / advisories/35065
secunia.com / advisories/35602
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10106
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5527
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6070
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6170
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7030
sunsolve.sun.com / search/document.do
usn.ubuntu.com / 764-1
redhat.com / archives/fedora-package-announce/2009-April/msg00683.html
debian.org / security/2009/dsa-1797
debian.org / security/2009/dsa-1830
mandriva.com / security/advisories
mandriva.com / security/advisories
mozilla.org / security/announce/2009/mfsa2009-14.html
Vendor Advisory
redhat.com / support/errata/RHSA-2009-0436.html
securityfocus.com / bid/34656
securitytracker.com / id
slackware.com / security/viewer.php
vupen.com / english/advisories/2009/1125