CVE-2019-18450 : What You Need to Know

GitLab Community and Enterprise Edition before version 12.4 is vulnerable due to insecure permissions in the Project labels feature.

Understanding CVE-2019-18450

This CVE identifies a security vulnerability in GitLab versions prior to 12.4 related to insecure permissions in the Project labels feature.

What is CVE-2019-18450?

An issue in GitLab Community and Enterprise Edition before version 12.4 allows unauthorized access due to insecure permissions in the Project labels feature.

The Impact of CVE-2019-18450

The vulnerability could lead to unauthorized users gaining access to sensitive project labels, potentially compromising data confidentiality and integrity.

Technical Details of CVE-2019-18450

GitLab's vulnerability lies in the insecure permissions of the Project labels feature.

Vulnerability Description

The security flaw in GitLab versions before 12.4 allows unauthorized users to view and potentially modify project labels due to inadequate permission controls.

Affected Systems and Versions

GitLab Community and Enterprise Edition before version 12.4

Exploitation Mechanism

Unauthorized users can exploit this vulnerability by accessing project labels without proper authorization, potentially leading to data breaches.

Mitigation and Prevention

To address CVE-2019-18450, follow these steps:

Immediate Steps to Take

Upgrade GitLab to version 12.4 or newer to mitigate the vulnerability.
Review and adjust permissions for project labels to ensure proper access control.

Long-Term Security Practices

Regularly review and update access controls and permissions within GitLab to prevent unauthorized access.

Patching and Updates

Stay informed about security releases and promptly apply patches and updates to maintain a secure GitLab environment.