CVE-2022-1124 : Exploit Details and Defense Strategies

An improper authorization issue has been discovered in GitLab CE/EE, affecting versions prior to 14.8.6, versions from 14.9.0 to 14.9.4, and version 14.10.0. This vulnerability allows Guest project members to access trace logs of jobs when enabled.

Understanding CVE-2022-1124

This section dives into the details of the CVE-2022-1124 vulnerability in GitLab.

What is CVE-2022-1124?

CVE-2022-1124 is an improper authorization vulnerability in GitLab CE/EE that permits unauthorized Guest project members to access trace logs of jobs.

The Impact of CVE-2022-1124

The impact of this vulnerability is rated as medium severity with a CVSS base score of 4.2. It allows unauthorized access to trace logs, potentially compromising confidentiality.

Technical Details of CVE-2022-1124

This section covers the technical aspects of the CVE-2022-1124 vulnerability.

Vulnerability Description

The vulnerability arises from improper authorization settings in GitLab, enabling Guest project members to access sensitive trace log information.

Affected Systems and Versions

GitLab versions prior to 14.8.6, versions between 14.9.0 and 14.9.4, and version 14.10.0 are impacted by this vulnerability.

Exploitation Mechanism

Unauthorized Guest project members can exploit this vulnerability to gain access to trace logs when the feature is enabled.

Mitigation and Prevention

To secure your GitLab instance from CVE-2022-1124, follow these mitigation steps.

Immediate Steps to Take

Upgrade GitLab to version 14.8.6 or higher to mitigate the vulnerability.
Disable trace logs access for Guest project members until the patch is applied.

Long-Term Security Practices

Regularly update GitLab to the latest version to stay protected against known vulnerabilities.
Implement proper role-based access controls to limit unauthorized access.

Patching and Updates

Stay informed about security updates from GitLab and apply patches promptly to address any new vulnerabilities.