Is CVE-2009-2939 being actively exploited?

CVE-2009-2939 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-2939?

CVE-2009-2939 has a CVSS 2.0 base score of 6.9 (MEDIUM).

CVE-2009-2939

MEDIUM · CVSS 6.9EPSS 0.5%EU EUVD

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.

Key facts

CVSS score: 6.9 (v2.0)
Severity: MEDIUM
CVSS vector: AV:L/AC:M/Au:N/C:C/I:C/A:C
Weakness (CWE): CWE-59
EPSS score: 0.5% (43th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-2927)
Published: September 21, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-2927 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

debian / debian linux
postfix / postfix
ubuntu / ubuntu linux

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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