June 06, 2017 — Please read carefully and check if the version of your OTRS system is affected by this vulnerability.
Please send information regarding vulnerabilities in OTRS to: firstname.lastname@example.org
Security Advisory Details
- ID: OSA-2017-03
- Date: 2017-06-06
- Title: Incorrect Access Control in OTRS
- Severity: High
- Product: OTRS 5.0.x, OTRS 4.0.x, OTRS 3.3.x
- Fixed in: OTRS 5.0.20, OTRS 4.0.24, OTRS 3.3.17
- FULL CVSS v3 VECTOR:
- References: CVE-2017-9324
This advisory covers vulnerabilities discovered in the OTRS framework.
An attacker with agent permission is capable by opening a specific URL in a browser to gain administrative privileges / full access. Afterward, all system settings can be read and changed.
Affected by this vulnerability are all releases of OTRS 5.0.x up to and including 5.0.19, OTRS 4.0.x up to and including 4.0.23 and OTRS 3.3.x up to and including 3.3.16.
This vulnerability is fixed in the latest versions of OTRS, and it is recommended to upgrade to the latest patch level.
Fixed releases can be found at:
Thanks to Sebastian Auwärter and Joerg-Thomas Vogt for discovering and
reporting this issue.