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CVE-2009-2939
The postfix.postinst script in the Debian GNU/Linux and Ubuntu postfix 2.5.5 package grants the postfix user write access to…
Medium6.9EPSS 0.50%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The postfix.postinst script in the Debian GNU/Linux and Ubuntu postfix 2.5.5 package grants the postfix user write access to /var/spool/postfix/pid, which might allow local users to conduct symlink attacks that overwrite arbitrary files.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.9 | AV:L/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 0.50% · top 57% of all CVEs (5 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.9.
Weakness
Affected products
n/a
- affected n/a
References (2)
- [oss-security] 20090918 Insecure pid directory permissions for postfix on Debian / Ubuntu (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- DSA-2233 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_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)
- 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://trackcve.app/cve/CVE-2009-2939)Record last updated .