CVE-2020-13350 : What You Need to Know

A CSRF vulnerability in the runner administration page of GitLab CE/EE allows attackers to manipulate runners, affecting versions 13.3.9 to 13.5.2.

Understanding CVE-2020-13350

This CVE involves a Cross-Site Request Forgery (CSRF) vulnerability in GitLab, impacting its runner administration page.

What is CVE-2020-13350?

CSRF vulnerability in GitLab CE/EE allows attackers to pause/resume runners by targeting GitLab instance administrators.
Affected versions include >=13.5.0, <13.5.2, >=13.4.0, <13.4.5, and <13.3.9.

The Impact of CVE-2020-13350

CVSS Score: 3.1 (Low Severity)
Attack Vector: Network
Attack Complexity: High
User Interaction: Required
Availability Impact: Low
No impact on Confidentiality or Integrity

Technical Details of CVE-2020-13350

This section provides detailed technical insights into the vulnerability.

Vulnerability Description

The vulnerability allows unauthorized manipulation of runners in GitLab CE/EE.

Affected Systems and Versions

GitLab CE/EE versions >=13.5.0, <13.5.2, >=13.4.0, <13.4.5, and <13.3.9.

Exploitation Mechanism

Attackers can exploit this vulnerability by targeting GitLab instance administrators to control runners.

Mitigation and Prevention

Protect your systems from CVE-2020-13350 with these security measures.

Immediate Steps to Take

Update GitLab CE/EE to a patched version.
Monitor runner activities for suspicious behavior.
Educate administrators on CSRF attacks.

Long-Term Security Practices

Implement CSRF protection mechanisms.
Regularly audit and update security protocols.

Patching and Updates

Apply security patches provided by GitLab promptly.