CVE-2008-2936

NameCVE-2008-2936
DescriptionPostfix before 2.3.15, 2.4 before 2.4.8, 2.5 before 2.5.4, and 2.6 before 2.6-20080814, when the operating system supports hard links to symlinks, allows local users to append e-mail messages to a file to which a root-owned symlink points, by creating a hard link to this symlink and then sending a message. NOTE: this can be leveraged to gain privileges if there is a symlink to an init script.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-1629-1, DSA-1629-2, DTSA-155-1
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)2.5.4-1medium
postfixsourceetch2.3.8-2+etch1mediumDSA-1629-2
postfixsourcelenny2.5.2-2lenny1mediumDTSA-155-1

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