CVE-2020-2308 : Security Advisory and Response
Learn about CVE-2020-2308, a Jenkins Kubernetes Plugin vulnerability allowing unauthorized access to global pod template names. Find mitigation steps and patching details here.
A missing permission check in Jenkins Kubernetes Plugin 1.27.3 and earlier allows attackers with Overall/Read permission to list global pod template names.
Understanding CVE-2020-2308
This CVE involves a vulnerability in the Jenkins Kubernetes Plugin that could be exploited by attackers with specific permissions.
What is CVE-2020-2308?
The CVE-2020-2308 vulnerability in the Jenkins Kubernetes Plugin allows unauthorized users to access global pod template names due to a missing permission check.
The Impact of CVE-2020-2308
The vulnerability could lead to unauthorized access to sensitive information and potential data breaches within Jenkins environments.
Technical Details of CVE-2020-2308
This section provides more technical insights into the CVE-2020-2308 vulnerability.
Vulnerability Description
A missing permission check in Jenkins Kubernetes Plugin 1.27.3 and earlier versions enables attackers with Overall/Read permission to view global pod template names.
Affected Systems and Versions
- Jenkins Kubernetes Plugin 1.27.1 (custom version)
- Jenkins Kubernetes Plugin versions <= 1.27.3 (custom version)
Exploitation Mechanism
Attackers with Overall/Read permission can exploit the vulnerability to list global pod template names.
Mitigation and Prevention
Protect your systems from CVE-2020-2308 with these mitigation strategies.
Immediate Steps to Take
- Upgrade Jenkins Kubernetes Plugin to a secure version.
- Restrict Overall/Read permissions to authorized users only.
Long-Term Security Practices
- Regularly review and update permission settings in Jenkins.
- Conduct security training for users to prevent unauthorized access.
Patching and Updates
- Apply security patches provided by Jenkins to fix the vulnerability.