CVE-2020-2275 : What You Need to Know

Jenkins Copy data to workspace Plugin 1.0 and earlier allows attackers to read arbitrary files on the Jenkins controller.

Understanding CVE-2020-2275

This CVE affects the Jenkins Copy data to workspace Plugin, potentially exposing sensitive information.

What is CVE-2020-2275?

This vulnerability in the Jenkins plugin allows users with Job/Configure permission to access arbitrary files on the Jenkins controller, posing a security risk.

The Impact of CVE-2020-2275

The vulnerability enables unauthorized users to read sensitive files on the Jenkins controller, leading to potential data breaches and unauthorized access.

Technical Details of CVE-2020-2275

The following technical details provide insight into the vulnerability.

Vulnerability Description

Jenkins Copy data to workspace Plugin 1.0 and earlier lacks directory restrictions, allowing attackers to copy directories from the controller to job workspaces.

Affected Systems and Versions

Affected Product: Jenkins Copy data to workspace Plugin
Vendor: Jenkins project
Versions: 1.0 and earlier

Exploitation Mechanism

Attackers with Job/Configure permission can exploit the plugin to read arbitrary files on the Jenkins controller.

Mitigation and Prevention

Taking immediate steps and implementing long-term security practices are crucial to mitigate the risks associated with CVE-2020-2275.

Immediate Steps to Take

Upgrade the Jenkins Copy data to workspace Plugin to a secure version that addresses the vulnerability.
Restrict Job/Configure permissions to trusted users only.

Long-Term Security Practices

Regularly monitor and audit permissions and access controls within Jenkins.
Educate users on secure coding practices and the importance of least privilege access.

Patching and Updates

Apply security patches and updates provided by Jenkins to fix the vulnerability and enhance system security.