CVE-2009-3373
Heap-based buffer overflow in the GIF image parser in Mozilla Firefox before 3.0.15 and 3.5.x...
10.0 HighPublic exploit
Heap-based buffer overflow in the GIF image parser in Mozilla Firefox before 3.0.15 and 3.5.x before 3.5.4, and SeaMonkey before 2.0, allows remote attackers to execute arbitrary code via unspecified vectors.
Exploit likelihood
15.5%Down 0.1 points since Feb 4, 2022
What each source reports
NVD Score used
Heap-based buffer overflow in the GIF image parser in Mozilla Firefox before 3.0.15 and 3.5.x before 3.5.4, and SeaMonkey before 2.0, allows remote attackers to execute arbitrary code via unspecified vectors.
- Record
CVE-2009-3373- CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
Heap-based buffer overflow in the GIF image parser in Mozilla Firefox before 3.0.15 and 3.5.x before 3.5.4, and SeaMonkey before 2.0, allows remote attackers to execute arbitrary code via unspecified vectors.
- Record
CVE-2009-3373- Updated
- 2026-11-02
EUVDEUVD-2009-3355 No score
Heap-based buffer overflow in the GIF image parser in Mozilla Firefox before 3.0.15 and 3.5.x before 3.5.4, and SeaMonkey before 2.0, allows remote attackers to execute arbitrary code via unspecified vectors.
- Record
EUVD-2009-3355- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-429c-wjm9-c577 No score
Heap-based buffer overflow in the GIF image parser in Mozilla Firefox before 3.0.15 and 3.5.x...
Heap-based buffer overflow in the GIF image parser in Mozilla Firefox before 3.0.15 and 3.5.x before 3.5.4, and SeaMonkey before 2.0, allows remote attackers to execute arbitrary code via unspecified vectors.
- Record
GHSA-429c-wjm9-c577- Weakness
- CWE-119
- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10071-1 No score
MozillaFirefox-50.1.0-1.1 on GA media
These are all security issues fixed in the MozillaFirefox-50.1.0-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10071-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:14572-1 No score
firefox-esr-128.5.1-1.1 on GA media
These are all security issues fixed in the firefox-esr-128.5.1-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:14572-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
xulrunnerDebian:5.0 From an advisory covering 11 CVEs |
before 1.9.0.15-0lenny1, plus listed versions 1.9.0.10-11.9.0.11-0lenny11.9.0.11-11.9.0.12-0lenny11.9.0.12-1 Show 12 moreShow less1.9.0.13-0lenny11.9.0.13-11.9.0.14-0lenny11.9.0.14-11.9.0.5-11.9.0.6-11.9.0.7-0lenny11.9.0.7-0lenny21.9.0.7-11.9.0.8-11.9.0.9-0lenny21.9.0.9-1 |
1.9.0.15-0lenny1 |
firefoxRed Hat:enterprise_linux:4::as From an advisory covering 12 CVEs |
before 0:3.0.15-3.el4 | 0:3.0.15-3.el4 |
firefox-debuginfoRed Hat:enterprise_linux:4::as From an advisory covering 12 CVEs |
before 0:3.0.15-3.el4 | 0:3.0.15-3.el4 |
nsprRed Hat:enterprise_linux:4::as From an advisory covering 12 CVEs |
before 0:4.7.6-1.el4_8 | 0:4.7.6-1.el4_8 |
nspr-debuginfoRed Hat:enterprise_linux:4::as From an advisory covering 12 CVEs |
before 0:4.7.6-1.el4_8 | 0:4.7.6-1.el4_8 |
nspr-develRed Hat:enterprise_linux:4::as From an advisory covering 12 CVEs |
before 0:4.7.6-1.el4_8 | 0:4.7.6-1.el4_8 |
firefoxRed Hat:enterprise_linux:4::desktop From an advisory covering 12 CVEs |
before 0:3.0.15-3.el4 | 0:3.0.15-3.el4 |
firefox-debuginfoRed Hat:enterprise_linux:4::desktop From an advisory covering 12 CVEs |
before 0:3.0.15-3.el4 | 0:3.0.15-3.el4 |
nsprRed Hat:enterprise_linux:4::desktop From an advisory covering 12 CVEs |
before 0:4.7.6-1.el4_8 | 0:4.7.6-1.el4_8 |
nspr-debuginfoRed Hat:enterprise_linux:4::desktop From an advisory covering 12 CVEs |
before 0:4.7.6-1.el4_8 | 0:4.7.6-1.el4_8 |
Show 35 moreShow less
| Package | Affected | Fixed |
|---|---|---|
nspr-develRed Hat:enterprise_linux:4::desktop From an advisory covering 12 CVEs |
before 0:4.7.6-1.el4_8 | 0:4.7.6-1.el4_8 |
firefoxRed Hat:enterprise_linux:4::es From an advisory covering 12 CVEs |
before 0:3.0.15-3.el4 | 0:3.0.15-3.el4 |
firefox-debuginfoRed Hat:enterprise_linux:4::es From an advisory covering 12 CVEs |
before 0:3.0.15-3.el4 | 0:3.0.15-3.el4 |
nsprRed Hat:enterprise_linux:4::es From an advisory covering 12 CVEs |
before 0:4.7.6-1.el4_8 | 0:4.7.6-1.el4_8 |
nspr-debuginfoRed Hat:enterprise_linux:4::es From an advisory covering 12 CVEs |
before 0:4.7.6-1.el4_8 | 0:4.7.6-1.el4_8 |
nspr-develRed Hat:enterprise_linux:4::es From an advisory covering 12 CVEs |
before 0:4.7.6-1.el4_8 | 0:4.7.6-1.el4_8 |
firefoxRed Hat:enterprise_linux:4::ws From an advisory covering 12 CVEs |
before 0:3.0.15-3.el4 | 0:3.0.15-3.el4 |
firefox-debuginfoRed Hat:enterprise_linux:4::ws From an advisory covering 12 CVEs |
before 0:3.0.15-3.el4 | 0:3.0.15-3.el4 |
nsprRed Hat:enterprise_linux:4::ws From an advisory covering 12 CVEs |
before 0:4.7.6-1.el4_8 | 0:4.7.6-1.el4_8 |
nspr-debuginfoRed Hat:enterprise_linux:4::ws From an advisory covering 12 CVEs |
before 0:4.7.6-1.el4_8 | 0:4.7.6-1.el4_8 |
nspr-develRed Hat:enterprise_linux:4::ws From an advisory covering 12 CVEs |
before 0:4.7.6-1.el4_8 | 0:4.7.6-1.el4_8 |
nsprRed Hat:enterprise_linux:5::client_workstation From an advisory covering 12 CVEs |
before 0:4.7.6-1.el5_4 | 0:4.7.6-1.el5_4 |
nspr-debuginfoRed Hat:enterprise_linux:5::client_workstation From an advisory covering 12 CVEs |
before 0:4.7.6-1.el5_4 | 0:4.7.6-1.el5_4 |
nspr-develRed Hat:enterprise_linux:5::client_workstation From an advisory covering 12 CVEs |
before 0:4.7.6-1.el5_4 | 0:4.7.6-1.el5_4 |
xulrunnerRed Hat:enterprise_linux:5::client_workstation From an advisory covering 12 CVEs |
before 0:1.9.0.15-3.el5_4 | 0:1.9.0.15-3.el5_4 |
xulrunner-debuginfoRed Hat:enterprise_linux:5::client_workstation From an advisory covering 12 CVEs |
before 0:1.9.0.15-3.el5_4 | 0:1.9.0.15-3.el5_4 |
xulrunner-develRed Hat:enterprise_linux:5::client_workstation From an advisory covering 12 CVEs |
before 0:1.9.0.15-3.el5_4 | 0:1.9.0.15-3.el5_4 |
xulrunner-devel-unstableRed Hat:enterprise_linux:5::client_workstation From an advisory covering 12 CVEs |
before 0:1.9.0.15-3.el5_4 | 0:1.9.0.15-3.el5_4 |
firefoxRed Hat:enterprise_linux:5::client From an advisory covering 12 CVEs |
before 0:3.0.15-3.el5_4 | 0:3.0.15-3.el5_4 |
firefox-debuginfoRed Hat:enterprise_linux:5::client From an advisory covering 12 CVEs |
before 0:3.0.15-3.el5_4 | 0:3.0.15-3.el5_4 |
nsprRed Hat:enterprise_linux:5::client From an advisory covering 12 CVEs |
before 0:4.7.6-1.el5_4 | 0:4.7.6-1.el5_4 |
nspr-debuginfoRed Hat:enterprise_linux:5::client From an advisory covering 12 CVEs |
before 0:4.7.6-1.el5_4 | 0:4.7.6-1.el5_4 |
xulrunnerRed Hat:enterprise_linux:5::client From an advisory covering 12 CVEs |
before 0:1.9.0.15-3.el5_4 | 0:1.9.0.15-3.el5_4 |
xulrunner-debuginfoRed Hat:enterprise_linux:5::client From an advisory covering 12 CVEs |
before 0:1.9.0.15-3.el5_4 | 0:1.9.0.15-3.el5_4 |
firefoxRed Hat:enterprise_linux:5::server From an advisory covering 12 CVEs |
before 0:3.0.15-3.el5_4 | 0:3.0.15-3.el5_4 |
firefox-debuginfoRed Hat:enterprise_linux:5::server From an advisory covering 12 CVEs |
before 0:3.0.15-3.el5_4 | 0:3.0.15-3.el5_4 |
nsprRed Hat:enterprise_linux:5::server From an advisory covering 12 CVEs |
before 0:4.7.6-1.el5_4 | 0:4.7.6-1.el5_4 |
nspr-debuginfoRed Hat:enterprise_linux:5::server From an advisory covering 12 CVEs |
before 0:4.7.6-1.el5_4 | 0:4.7.6-1.el5_4 |
nspr-develRed Hat:enterprise_linux:5::server From an advisory covering 12 CVEs |
before 0:4.7.6-1.el5_4 | 0:4.7.6-1.el5_4 |
xulrunnerRed Hat:enterprise_linux:5::server From an advisory covering 12 CVEs |
before 0:1.9.0.15-3.el5_4 | 0:1.9.0.15-3.el5_4 |
xulrunner-debuginfoRed Hat:enterprise_linux:5::server From an advisory covering 12 CVEs |
before 0:1.9.0.15-3.el5_4 | 0:1.9.0.15-3.el5_4 |
xulrunner-develRed Hat:enterprise_linux:5::server From an advisory covering 12 CVEs |
before 0:1.9.0.15-3.el5_4 | 0:1.9.0.15-3.el5_4 |
xulrunner-devel-unstableRed Hat:enterprise_linux:5::server From an advisory covering 12 CVEs |
before 0:1.9.0.15-3.el5_4 | 0:1.9.0.15-3.el5_4 |
MozillaFirefoxopenSUSE:Tumbleweed From an advisory covering 899 CVEs |
before 50.1.0-1.1 | 50.1.0-1.1 |
firefox-esropenSUSE:Tumbleweed From an advisory covering 1860 CVEs |
before 128.5.1-1.1 | 128.5.1-1.1 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Mozilla Firefox 3.5.3 / SeaMonkey 1.1.17 - 'libpr0n' .GIF Parser Heap Buffer Overflow | 2009-10-27 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-3373 is a high vulnerability (CVSS 10.0) in Mozilla Firefox, published October 28, 2009. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 15.5%, the 96th percentile. No source names a fixed version.
References
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10684
sunsolve.sun.com/search/document.do?assetkey=1-26-272909-1
mozilla.org/security/announce/2009/mfsa2009-56.html
bugzilla.mozilla.org/show_bug.cgi?id=511689
vupen.com/english/advisories/2009/3334
Show 194 moreShow less
mandriva.com/security/advisories?name=MDVSA-2009:294
nvd.nist.gov/vuln/detail/CVE-2009-3373
github.com/advisories/GHSA-429c-wjm9-c577
access.redhat.com/errata/RHSA-2009:1530
bugzilla.redhat.com/show_bug.cgi?id=524815
security.access.redhat.com/data/csaf/v2/advisories/2009/rhsa-2009_1530.json
cve.org/CVERecord?id=CVE-2009-0689
suse.com/security/cve/CVE-2008-5913
lists.opensuse.org/archives/list/[email protected]/thread/3HI2RC7AJAHY74Q6MK7GNGWU6TITB22V
This page doesn't list everything
Left out here: 1,915 references. The JSON record has them.