SB2021040135 - Input validation error in otrs (Alpine package)



SB2021040135 - Input validation error in otrs (Alpine package)

Published: April 1, 2021

Security Bulletin ID SB2021040135
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) 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.