CVE-2009-2044
Mozilla Firefox 3.0.10 and earlier on Linux allows remote attackers to cause a denial of service (application crash) via a URI for a large…
- 4.3MediumCVSS base score
- 5.9%Exploitation in 30 daysEPSS · top 6.7% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Mozilla Firefox 3.0.10 and earlier on Linux allows remote attackers to cause a denial of service (application crash) via a URI for a large GIF image in the BACKGROUND attribute of a BODY element.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- Mozilla Firefox 3.0.x - Large '.GIF' File Background Denial of Service (Exploit-DB entry) (opens in a new tab)
EDB-ID 33031dos, linuxpublished 10 May 2009Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
Published
- 15 years later
· 15 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 5.9% · top 6.7% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
n/a
- affected n/a
References
References5
- 20090610 [ECHO_ADV_110$2009] Firefox (GNU/Linux version) <= 3.0.10 Denial Of Services (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- mozilla-firefox-gif-dos(51037) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- https://bugzilla.mozilla.org/show_bug.cgi?id=496265 (opens in a new tab)x_refsource_MISCx_transferred
- 35280 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://e-rdc.org/v1/news.php?readmore=137 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2009-2040 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2009-2044)Record last updated .