CVE-2017-9324: Debian Linux

High severity, CVSS 8.8. EPSS: 2.4% chance of exploitation in the next 30 days.

In Open Ticket Request System (OTRS) 3.3.x through 3.3.16, 4.x through 4.0.23, and 5.x through 5.0.19, an attacker with agent permission is capable of opening a specific URL in a browser to gain administrative privileges / full access. Afterward, all system settings can be read and changed. The URLs in question contain index.pl?Action=Installer with ;Subaction=Intro or ;Subaction=Start or ;Subaction=System appended at the end.

Affected products

• Debian Debian Linux: version 8.0 only; version 9.0 only
• Otrs Otrs: from 3.3.0, up to and including 3.3.16; from 4.0.0, up to and including 4.0.23; from 5.0.0, up to and including 5.0.19

Published 2017-06-12. Last modified 2026-06-17.