CVE-2022-3375 : What You Need to Know

This article provides detailed information about CVE-2022-3375, a security issue discovered in GitLab affecting multiple versions.

Understanding CVE-2022-3375

CVE-2022-3375 is a vulnerability in GitLab that allows disclosure of branch names when an attacker has a fork of a project that was switched to private.

What is CVE-2022-3375?

CVE-2022-3375 is an information exposure vulnerability in GitLab versions from 11.10 to 15.10.1 where branch names could be disclosed to unauthorized users.

The Impact of CVE-2022-3375

This vulnerability could lead to unauthorized access to sensitive project information, compromising the confidentiality of branch names in private projects.

Technical Details of CVE-2022-3375

The technical details include vulnerability description, affected systems and versions, and exploitation mechanism.

Vulnerability Description

The vulnerability in GitLab allows attackers with a fork of a project to reveal branch names in private projects.

Affected Systems and Versions

GitLab versions from 11.10 to 15.10.1 are affected by CVE-2022-3375, specifically versions 15.8.5, 15.9.4, and 15.10.1.

Exploitation Mechanism

Attackers exploit this vulnerability by leveraging forks of private projects to gain unauthorized access to branch names.

Mitigation and Prevention

To address CVE-2022-3375, immediate steps can be taken along with long-term security practices and regular patching and updates.

Immediate Steps to Take

Update GitLab to versions 15.8.5, 15.9.4, or 15.10.1 to mitigate the vulnerability.
Monitor and restrict access to projects with sensitive branch information.

Long-Term Security Practices

Implement proper access controls and permission settings within GitLab.
Regularly review and audit access levels to prevent unauthorized disclosure of sensitive data.

Patching and Updates

Stay informed about GitLab security updates and apply patches promptly to address known vulnerabilities.