CVE-2020-13357 : Vulnerability Insights and Analysis
Learn about CVE-2020-13357, a vulnerability in GitLab CE/EE versions allowing unauthorized access to user lists. Find out the impact, affected systems, and mitigation steps.
An unauthorized user access vulnerability in GitLab CE/EE versions allowed unauthorized access to user lists.
Understanding CVE-2020-13357
An issue in GitLab CE/EE versions enabled unauthorized user access to user lists.
What is CVE-2020-13357?
This vulnerability in GitLab CE/EE versions allowed unauthorized users to access user lists related to a feature flag within a project.
The Impact of CVE-2020-13357
The vulnerability could lead to unauthorized access to sensitive user information, potentially compromising confidentiality.
Technical Details of CVE-2020-13357
Details of the technical aspects of the vulnerability.
Vulnerability Description
The issue in GitLab CE/EE versions allowed unauthorized users to access user lists associated with a feature flag in a project.
Affected Systems and Versions
- Product: GitLab CE/EE
- Versions Affected: >= 13.1 to <13.4.7, >= 13.5 to <13.5.5, >= 13.6 to <13.6.2
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Base Score: 4.3 (Medium)
- Confidentiality Impact: Low
- Integrity Impact: None
- Privileges Required: Low
- User Interaction: None
Mitigation and Prevention
Steps to mitigate and prevent the vulnerability.
Immediate Steps to Take
- Upgrade GitLab CE/EE to a version that includes a fix for the vulnerability.
- Monitor user access and permissions within GitLab projects.
Long-Term Security Practices
- Regularly review and update access controls and permissions in GitLab.
- Conduct security training for users to raise awareness of data protection.
Patching and Updates
- Apply security patches and updates provided by GitLab to address the vulnerability.