CVE-2009-2939
EPSS 0.02%
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.
How to fix CVE-2009-2939
To remediate CVE-2009-2939, upgrade the affected package to a fixed version below.
- Debian/postfix—upgrade to 2.6.5-3 or later
Is CVE-2009-2939 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.6.5-3