Privilege Escalation via Insecure chown Call in Icinga 2.x through 2.8.1

CVE-2017-16933 · MEDIUM Severity

AV:L/AC:M/AU:N/C:C/I:C/A:C

etc/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.

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