SB2021032223 - Remote code execution in GitLab
Published: March 22, 2021 Updated: May 4, 2023
Security Bulletin ID
SB2021032223
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper access control (CVE-ID: CVE-2021-22192)
The vulnerability allows a remote user to execute arbitrary code on the system.
The vulnerability exists due to improper access restrictions. A remote authenticated user can bypass implemented security restrictions and execute arbitrary code on the server via unsafe user-controlled markdown rendering options.
Remediation
Install update from vendor's website.