CVE-2019-10112 : Vulnerability Insights and Analysis
Discover the security vulnerability in GitLab versions prior to 11.7.8, 11.8.4, and 11.9.2 with insecure HMAC key creation. Learn the impact, affected systems, and mitigation steps.
A vulnerability was found in GitLab Community and Enterprise Edition versions prior to 11.7.8, 11.8.x before 11.8.4, and 11.9.x before 11.9.2. The way in which the HMAC key was created was insecure.
Understanding CVE-2019-10112
This CVE identifies a security issue in GitLab versions prior to 11.7.8, 11.8.4, and 11.9.2, where the construction of the HMAC key was insecurely derived.
What is CVE-2019-10112?
CVE-2019-10112 is a vulnerability in GitLab Community and Enterprise Edition that allows attackers to exploit the insecure creation of the HMAC key.
The Impact of CVE-2019-10112
This vulnerability could potentially lead to unauthorized access, data breaches, and other security compromises for systems using affected GitLab versions.
Technical Details of CVE-2019-10112
GitLab versions before 11.7.8, 11.8.4, and 11.9.2 are affected by this vulnerability.
Vulnerability Description
The issue lies in the insecure derivation of the HMAC key in GitLab Community and Enterprise Edition.
Affected Systems and Versions
- GitLab Community and Enterprise Edition versions prior to 11.7.8
- GitLab 11.8.x before 11.8.4
- GitLab 11.9.x before 11.9.2
Exploitation Mechanism
Attackers can exploit this vulnerability by manipulating the insecurely created HMAC key to gain unauthorized access or perform malicious activities.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent the exploitation of CVE-2019-10112.
Immediate Steps to Take
- Update GitLab to versions 11.7.8, 11.8.4, or 11.9.2 or newer that contain fixes for this vulnerability.
- Monitor system logs for any suspicious activities that could indicate exploitation.
Long-Term Security Practices
- Regularly update and patch software to ensure the latest security fixes are in place.
- Conduct security audits and penetration testing to identify and address vulnerabilities proactively.
Patching and Updates
- Apply security patches provided by GitLab promptly to mitigate the risk of exploitation.