An otrs2 security update has been released for Debian GNU/Linux 8 LTS. An attacker who is logged into OTRS as an agent is able to list tickets assigned to other agents, which are in the queue where attacker doesn’t have permissions.

Package : otrs2
Version : 3.3.18-1+deb8u12
CVE ID : CVE-2019-18179
Debian Bug : 945251

An attacker who is logged into OTRS as an agent is able to list
tickets assigned to other agents, which are in the queue where
attacker doesn’t have permissions.

For Debian 8 "Jessie", this problem has been fixed in version
3.3.18-1+deb8u12.

We recommend that you upgrade your otrs2 packages.

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS