CVE-2009-3274
Mozilla Firefox 3.6a1, 3.5.3, 3.5.2, and earlier 3.5.x versions, and 3.0.14 and earlier 2.x and 3.x versions, on Linux uses a predictable…
- 4.4MediumCVSS base score
- 0.29%Exploitation in 30 daysEPSS · top 78% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Mozilla Firefox 3.6a1, 3.5.3, 3.5.2, and earlier 3.5.x versions, and 3.0.14 and earlier 2.x and 3.x versions, on Linux uses a predictable /tmp pathname for files selected from the Downloads window, which allows local users to replace an arbitrary downloaded file by placing a file in a /tmp location before the download occurs, related to the Download Manager component. NOTE: some of these details are obtained from third party information.
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 | Medium4.4 | AV:L/AC:M/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 0.29% · top 78% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.4.
Affected products
n/a
- affected n/a
References
References12
- RHSA-2010:0153 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://securitytube.net/Zero-Day-Demos-%28Firefox-Vulnerability-Discovered%29-video.aspx (opens in a new tab)x_refsource_MISCx_transferred
- ADV-2010-0650 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 272909 (opens in a new tab)vendor-advisoryx_refsource_SUNALERTx_transferred
- https://bugzilla.mozilla.org/show_bug.cgi?id=514823 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2010:0154 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://jbrownsec.blogspot.com/2009/09/vamos-updates.html (opens in a new tab)x_refsource_MISCx_transferred
- oval:org.mitre.oval:def:9641 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- 36649 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://www.mozilla.org/security/announce/2009/mfsa2009-53.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2009-3334 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- MDVSA-2009:294 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_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-2009-3257 (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-2009-3274)Record last updated .