CVE-2018-19581 Explained : Impact and Mitigation

GitLab EE vulnerability affecting versions 8.3 through 11.x allows Guest users to manipulate issue weights.

Understanding CVE-2018-19581

This CVE involves an insecure object reference in GitLab EE versions 8.3 through 11.x, enabling Guest users to modify issue weights.

What is CVE-2018-19581?

The vulnerability found in GitLab EE affects versions 8.3 through 11.x, allowing Guest users to alter the weight of the issues they have created.

The Impact of CVE-2018-19581

Guest users can manipulate issue weights, potentially leading to unauthorized changes in project management.

Technical Details of CVE-2018-19581

This section provides technical details about the vulnerability.

Vulnerability Description

GitLab EE versions 8.3 through 11.x before 11.3.11, 11.4 before 11.4.8, and 11.5 before 11.5.1 are susceptible to an insecure object reference vulnerability.

Affected Systems and Versions

Affected Versions: 8.3 through 11.x (up to 11.3.11, 11.4.8, and 11.5.1)

Exploitation Mechanism

Guest users exploit the vulnerability to modify issue weights they have created.

Mitigation and Prevention

Protect your systems from CVE-2018-19581 with these mitigation strategies.

Immediate Steps to Take

Update GitLab EE to the latest patched version.
Restrict Guest user permissions to prevent unauthorized modifications.

Long-Term Security Practices

Regularly monitor and audit user activities within GitLab EE.
Educate users on secure issue management practices.

Patching and Updates

Apply security patches promptly to address vulnerabilities and enhance system security.