DescriptionThe daily mandb cleanup job in Man-db before as packaged in Ubuntu and Debian allows local users with access to the man account to gain privileges via vectors involving insecure chown use.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severityhigh (attack range: local)
Debian Bugs840357

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
man-db (PTS)jessie2.7.0.2-5vulnerable
buster, sid2.8.5-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[jessie] - man-db <no-dsa> (Minor issue)
[wheezy] - man-db <no-dsa> (Minor issue)
[squeeze] - man-db <no-dsa> (Not exploitable in practice)

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