Home/CVE/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 SeaMonke
CVE

CVE-2009-3373

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 SeaMonke

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.

HIGH · CVSS 10 EPSS 0.11615
Act now
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 6% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
▤

Affected Products & Versions

3
mozilla firefoxall versions
mozilla seamonkey<= 1.5.0.10
mozilla seamonkeyall versions
⚠

Public Exploits & PoCs

1
remoteMozilla Firefox 3.5.3 / SeaMonkey 1.1.17 - 'libpr0n' .GIF Parser Heap Buffer Overflowverified
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSQLite Firefox Profile Data DB Access
▣

Scoring & Timeline

10
HIGH · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Published to NVD29 Oct 2009 · 02:30 PM
⚑

Vendor Advisories

4
suse-csafopenSUSE-SU-2024:14572-1
suse-csafopenSUSE-SU-2024:10071-1
rhsaRHSA-2009:1530Critical
usnUSN-853-1
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://sunsolve.sun.com/search/document.do?assetkey=1-26-272909-1
http://www.mandriva.com/security/advisories?name=MDVSA-2009:294
http://www.mozilla.org/security/announce/2009/mfsa2009-56.htmlPatchVendor Advisory
http://www.vupen.com/english/advisories/2009/3334
https://bugzilla.mozilla.org/show_bug.cgi?id=511689
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10684
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