SB2018092810 - Multiple vulnerabilities in otrs OTRS
Published: September 28, 2018 Updated: July 17, 2020
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Input validation error (CVE-ID: CVE-2018-16586)
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.
2) Input validation error (CVE-ID: CVE-2018-16587)
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 user with admin permissions opens it, it causes deletions of arbitrary files that the OTRS web server user has write access to.
Remediation
Install update from vendor's website.
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
- https://community.otrs.com/security-advisory-2018-04-security-update-for-otrs-framework/
- https://github.com/OTRS/otrs/commit/a4a1a01f84fac7ab032570ee50b660e2ebb15c01
- https://github.com/OTRS/otrs/commit/d8cae00b0f78c2a07bb10cedb817304139395843
- https://github.com/OTRS/otrs/commit/d9db0c6a15caafda7689320ecf61777993c33711