CVE-2020-13326 Explained : Impact and Mitigation

A vulnerability in GitLab versions prior to 13.1 could allow bypassing restrictions for Github project imports.

Understanding CVE-2020-13326

This CVE involves an improper authorization issue in GitLab that could be exploited under specific conditions.

What is CVE-2020-13326?

The vulnerability in GitLab versions before 13.1 enables the bypassing of restrictions for importing Github projects.

The Impact of CVE-2020-13326

CVSS Score: 4.3 (Medium Severity)
Attack Vector: Network
Integrity Impact: Low
Privileges Required: Low
User Interaction: None
Scope: Unchanged

Technical Details of CVE-2020-13326

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The vulnerability allows unauthorized bypassing of restrictions for importing Github projects in GitLab versions prior to 13.1.

Affected Systems and Versions

Affected Product: GitLab
Affected Versions:
=11.8, <12.10.13

=13.0, <13.0.8

=13.1, <13.1.2

Exploitation Mechanism

Attack Complexity: Low
Availability Impact: None

Mitigation and Prevention

To address and prevent the exploitation of CVE-2020-13326, follow these steps:

Immediate Steps to Take

Upgrade GitLab to version 13.1 or higher to mitigate the vulnerability.
Monitor for any unauthorized project imports.

Long-Term Security Practices

Regularly review and update access controls and permissions in GitLab.
Conduct security training for users to prevent unauthorized actions.

Patching and Updates

Apply security patches and updates provided by GitLab to ensure the latest security measures are in place.