CVE-2018-19584 : Exploit Details and Defense Strategies
Learn about CVE-2018-19584, an insecure direct object reference vulnerability in GitLab EE versions 11.x before 11.3.11, 11.4 before 11.4.8, and 11.5 before 11.5.1, allowing unauthorized access to private group information.
An insecure direct object reference vulnerability has been identified in GitLab EE versions 11.x prior to 11.3.11, 11.4 prior to 11.4.8, and 11.5 prior to 11.5.1. This vulnerability enables authenticated users, who do not have proper authorization, to access private group information such as members and milestone details.
Understanding CVE-2018-19584
This CVE involves an insecure direct object reference vulnerability in specific versions of GitLab EE.
What is CVE-2018-19584?
CVE-2018-19584 is a security vulnerability in GitLab EE versions 11.x before 11.3.11, 11.4 before 11.4.8, and 11.5 before 11.5.1. It allows authenticated users without proper authorization to view private group details.
The Impact of CVE-2018-19584
The vulnerability could lead to unauthorized access to sensitive information within private groups, compromising confidentiality and potentially exposing critical data.
Technical Details of CVE-2018-19584
This section provides more technical insights into the vulnerability.
Vulnerability Description
GitLab EE versions 11.x before 11.3.11, 11.4 before 11.4.8, and 11.5 before 11.5.1 are susceptible to an insecure direct object reference flaw. This flaw allows authenticated but unauthorized users to view private group details.
Affected Systems and Versions
- GitLab EE versions 11.x before 11.3.11
- GitLab EE versions 11.4 before 11.4.8
- GitLab EE versions 11.5 before 11.5.1
Exploitation Mechanism
The vulnerability can be exploited by authenticated users who lack proper authorization, enabling them to access private group information like members and milestone details.
Mitigation and Prevention
Protecting systems from CVE-2018-19584 is crucial to maintaining security.
Immediate Steps to Take
- Upgrade GitLab EE to versions 11.3.11, 11.4.8, or 11.5.1, which contain fixes for the vulnerability.
- Review and adjust user permissions to ensure proper access controls.
Long-Term Security Practices
- Regularly monitor and audit user access to sensitive information.
- Educate users on the importance of following security protocols and permissions.
Patching and Updates
- Stay informed about security updates and patches released by GitLab.
- Implement a robust patch management process to promptly apply fixes to vulnerabilities.