CVE-2021-22192 : Vulnerability Insights and Analysis

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.2, potentially allowing unauthorized authenticated users to execute arbitrary code on the server.

Understanding CVE-2021-22192

This CVE refers to a vulnerability in GitLab versions that could lead to code execution by unauthorized authenticated users.

What is CVE-2021-22192?

The vulnerability in GitLab versions starting from 13.2 enables unauthorized authenticated users to execute arbitrary code on the server, posing a critical security threat.

The Impact of CVE-2021-22192

With a CVSS base score of 9.9 (Critical), this vulnerability has high impacts on confidentiality, integrity, and availability, allowing attackers to potentially compromise the system.

Technical Details of CVE-2021-22192

Below are the technical details related to this CVE:

Vulnerability Description

The issue arises from improper control of code generation in GitLab, leading to code injection.

Affected Systems and Versions

GitLab versions >=13.2 and <13.9.4 are affected by this vulnerability, including versions like 13.2 to 13.7.9, 13.8 to 13.8.6, and 13.9 to 13.9.4.

Exploitation Mechanism

Attackers with unauthorized authenticated access can exploit this vulnerability to execute arbitrary code on the GitLab server.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-22192, consider the following steps:

Immediate Steps to Take

Update GitLab to a patched version that addresses this vulnerability.
Monitor user activity and review access controls to prevent unauthorized access.

Long-Term Security Practices

Regularly update GitLab and implement a robust patch management process.
Conduct security trainings for users to raise awareness about code injection vulnerabilities.

Patching and Updates

Ensure timely installation of security patches released by GitLab to address CVE-2021-22192.