Descriptionetc/initsystem/prepare-dirs in Icinga 2.x through 2.8.1 has a chown call for a filename in a user-writable directory, which allows local users to gain privileges by leveraging access to the $ICINGA2_USER account for creation of a link.
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 severitymedium (attack range: local)
Debian Bugs883247

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
icinga2 (PTS)jessie2.1.1-1vulnerable
buster, sid2.10.3-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[stretch] - icinga2 <no-dsa> (Minor issue)
[jessie] - icinga2 <no-dsa> (Minor issue)
CVE is for the unsafe use of chown(1)

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