CVE-2020-2277 : Vulnerability Insights and Analysis
Learn about CVE-2020-2277 affecting Jenkins Storable Configs Plugin 1.0 and earlier versions, allowing unauthorized file access. Find mitigation steps and update recommendations.
Jenkins Storable Configs Plugin 1.0 and earlier allows users with Job/Read permission to read arbitrary files on the Jenkins controller.
Understanding CVE-2020-2277
Jenkins Storable Configs Plugin vulnerability impacting versions 1.0 and earlier.
What is CVE-2020-2277?
The vulnerability in Jenkins Storable Configs Plugin allows users with Job/Read permission to access arbitrary files on the Jenkins controller.
The Impact of CVE-2020-2277
This vulnerability could lead to unauthorized access to sensitive information stored on the Jenkins controller.
Technical Details of CVE-2020-2277
Details of the technical aspects of the vulnerability.
Vulnerability Description
The issue arises from improper handling of permissions, enabling users with limited access to read any file on the Jenkins controller.
Affected Systems and Versions
- Product: Jenkins Storable Configs Plugin
- Vendor: Jenkins project
- Versions Affected: 1.0 and earlier
Exploitation Mechanism
The vulnerability can be exploited by users with Job/Read permission to navigate through directories and read files they are not authorized to access.
Mitigation and Prevention
Steps to mitigate and prevent exploitation of CVE-2020-2277.
Immediate Steps to Take
- Upgrade Jenkins Storable Configs Plugin to a version that addresses the vulnerability.
- Restrict Job/Read permissions to trusted users only.
Long-Term Security Practices
- Regularly review and update access control policies within Jenkins.
- Conduct security training for users to understand and adhere to permission restrictions.
Patching and Updates
- Apply patches or updates provided by Jenkins project to fix the vulnerability.