CVE-2021-22254 : Exploit Details and Defense Strategies
Discover how a vulnerability in GitLab versions 13.1 through 14.1.2 could allow unauthorized user impersonation, impacting the security of your systems. Find mitigation steps here.
A vulnerability has been identified in GitLab versions ranging from 13.1 to 14.1.2 that could allow a user to be impersonated under specific conditions.
Understanding CVE-2021-22254
This vulnerability affects GitLab users who are on versions 13.1 through 14.1.2.
What is CVE-2021-22254?
Under specific conditions, a user could be impersonated using GitLab shell, impacting versions 13.1 to 14.1.2.
The Impact of CVE-2021-22254
With a CVSS base score of 3.1 (Low severity), this vulnerability allows for user impersonation in GitLab.
Technical Details of CVE-2021-22254
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability arises from improper encoding or escaping of output within GitLab, enabling user impersonation under strict conditions.
Affected Systems and Versions
GitLab Community Edition (CE) and Enterprise Edition (EE) versions 13.1 and later up to 14.1.2 are affected.
Exploitation Mechanism
Exploiting this vulnerability requires attackers to manipulate input parameters to impersonate users within GitLab.
Mitigation and Prevention
Find out how to protect your systems from CVE-2021-22254.
Immediate Steps to Take
Users are advised to update their GitLab instances to versions above 13.12.9, 14.0.7, or 14.1.2 to mitigate this issue.
Long-Term Security Practices
Incorporate secure coding practices and regularly update GitLab to prevent future vulnerabilities.
Patching and Updates
Stay informed about security patches and updates released by GitLab to secure your systems.