CVE-2022-2455 : What You Need to Know

A detailed overview of CVE-2022-2455, a business logic issue affecting GitLab.

Understanding CVE-2022-2455

This section provides insight into the impact, technical details, and mitigation strategies related to CVE-2022-2455.

What is CVE-2022-2455?

CVE-2022-2455 is a business logic issue in the handling of large repositories in all versions of GitLab CE/EE from 10.0 before 15.1.6, allowing an authenticated user to exhaust server resources by importing a malicious project.

The Impact of CVE-2022-2455

The vulnerability could lead to a denial of service (DoS) situation, with an authenticated and authorized user exploiting the flaw to deplete server resources.

Technical Details of CVE-2022-2455

Explore the specific technical aspects of the vulnerability.

Vulnerability Description

The issue arises in how GitLab manages large repositories, enabling resource exhaustion through the importation of a malicious project.

Affected Systems and Versions

GitLab versions from 10.0 to 15.3.2 are impacted, with specific versions like 15.1.6 and 15.2.4 vulnerable to resource exhaustion.

Exploitation Mechanism

An authenticated user can trigger resource depletion by importing a specially crafted project into the GitLab instance.

Mitigation and Prevention

Learn about the steps to mitigate the risks associated with CVE-2022-2455.

Immediate Steps to Take

Administrators should update GitLab to versions 15.1.6, 15.2.4, or 15.3.2 to prevent resource exhaustion attacks. Monitor server resources for unusual consumption.

Long-Term Security Practices

Implement access controls to restrict project imports, conduct regular security audits, and encourage responsible disclosure of vulnerabilities.

Patching and Updates

Stay informed about security patches, subscribe to GitLab security alerts, and promptly apply updates to safeguard against known vulnerabilities.