CVE-2009-2939

NameCVE-2009-2939
DescriptionThe 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: local)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
postfix (PTS)wheezy2.9.6-2fixed
jessie2.11.3-1+deb8u2fixed
stretch3.1.6-0+deb9u1fixed
buster, sid3.2.3-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
postfixsource(unstable)2.6.5-3low
postfixsourcelenny2.5.5-1.1+lenny1medium

Notes

[etch] - postfix <no-dsa> (Minor issue)

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