Input validation error in OTRS - CVE-2018-16586
Published: September 28, 2018 / Updated: July 17, 2020
Vulnerability identifier: #VU31198
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-16586
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to manipulate data.
In Open Ticket Request System (OTRS) 4.0.x before 4.0.32, 5.0.x before 5.0.30, and 6.0.x before 6.0.11, an attacker could send a malicious email to an OTRS system. If a logged in user opens it, the email could cause the browser to load external image or CSS resources.
Affected software
OTRS
otrs (Alpine package)
Opensuse
SUSE Linux
otrs (Alpine package)
Opensuse
SUSE Linux
How to mitigate CVE-2018-16586
Install update from vendor's website.
OTRS - update to 6.0.11
otrs (Alpine package) - update to 6.0.33-r0
otrs (Alpine package) - update to 6.0.33-r0
External References
- https://community.otrs.com/security-advisory-2018-05-security-update-for-otrs-framework/
- https://github.com/OTRS/otrs/commit/09e80c7752b0d9080688e4597c7495dd109e0963
- https://github.com/OTRS/otrs/commit/a808859a75c59ae3b7568f5cc4708c53462aa4c7
- https://github.com/OTRS/otrs/commit/baa92df09145b8ae2702a3a0e85d8ba55ec96302
- https://lists.debian.org/debian-lts-announce/2018/09/msg00033.html
- https://www.debian.org/security/2018/dsa-4317