CVE-2023-30526 Explained : Impact and Mitigation
Learn about CVE-2023-30526, a vulnerability in Jenkins Report Portal Plugin 0.5 allowing attackers with specific permissions to connect to specified URLs using bearer token authentication.
A missing permission check in Jenkins Report Portal Plugin 0.5 and earlier allows attackers to connect to an attacker-specified URL using bearer token authentication.
Understanding CVE-2023-30526
This vulnerability in Jenkins Report Portal Plugin can be exploited by attackers with Overall/Read permissions.
What is CVE-2023-30526?
CVE-2023-30526 is a vulnerability in Jenkins Report Portal Plugin versions 0.5 and earlier, allowing attackers with specific permissions to connect to a specified URL.
The Impact of CVE-2023-30526
The impact of this vulnerability is that attackers with the appropriate permissions can use bearer token authentication to access designated URLs.
Technical Details of CVE-2023-30526
This section provides more in-depth technical information about the vulnerability.
Vulnerability Description
The vulnerability arises from a missing permission check in Jenkins Report Portal Plugin versions 0.5 and below, enabling attackers to connect to specified URLs.
Affected Systems and Versions
The affected system is the Jenkins Report Portal Plugin, specifically versions less than or equal to 0.5.
Exploitation Mechanism
Attackers with Overall/Read permissions can exploit this vulnerability by specifying a URL and utilizing bearer token authentication.
Mitigation and Prevention
To mitigate the risks posed by CVE-2023-30526, certain steps can be taken to enhance the security of Jenkins environments.
Immediate Steps to Take
- Upgrade Jenkins Report Portal Plugin to a version beyond 0.5 to eliminate the vulnerability.
- Review and adjust permissions within Jenkins to limit access.
Long-Term Security Practices
- Regularly update Jenkins and its associated plugins to ensure the latest security patches are applied.
- Conduct security training for Jenkins administrators to increase awareness of best practices.
Patching and Updates
Stay informed about security advisories from Jenkins Project and promptly apply any patches or updates to address known vulnerabilities.