CVE-2020-13343 : Security Advisory and Response
Discover the impact of CVE-2020-13343 affecting GitLab versions >=11.2, <13.4.2. Learn mitigation steps and how to prevent unauthorized access to project templates.
An issue has been discovered in GitLab that affects versions starting from 11.2, allowing unauthorized users to view custom project templates.
Understanding CVE-2020-13343
This CVE involves improper handling of insufficient permissions or privileges in GitLab.
What is CVE-2020-13343?
- Vulnerability in GitLab allowing unauthorized users to view custom project templates
The Impact of CVE-2020-13343
- CVSS Score: 7.5 (High)
- Attack Vector: Network
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
Technical Details of CVE-2020-13343
This section provides technical details of the vulnerability.
Vulnerability Description
- Unauthorized users can view custom project templates in GitLab
Affected Systems and Versions
- GitLab versions >=11.2, <13.2.10
- GitLab versions >=13.3.0, <13.3.7
- GitLab versions >=13.4.0, <13.4.2
Exploitation Mechanism
- Attack Complexity: High
- Privileges Required: Low
- User Interaction: None
- Scope: Unchanged
Mitigation and Prevention
Steps to address and prevent the CVE.
Immediate Steps to Take
- Upgrade GitLab to versions 13.2.10, 13.3.7, or 13.4.2
- Monitor and restrict access to project templates
Long-Term Security Practices
- Regularly review and update access controls
- Conduct security training for users and administrators
Patching and Updates
- Apply security patches provided by GitLab