CVE-2019-10426 Explained : Impact and Mitigation

The Jenkins Gem Publisher Plugin vulnerability allows unencrypted storage of credentials, potentially exposing them to unauthorized users.

Understanding CVE-2019-10426

The Jenkins Gem Publisher Plugin vulnerability affects versions 1.0 and earlier, allowing unauthorized access to stored credentials.

What is CVE-2019-10426?

The Jenkins Gem Publisher Plugin saves credentials in an unencrypted format within its global configuration file on the Jenkins master, posing a security risk.

The Impact of CVE-2019-10426

This vulnerability can expose sensitive credentials to users with access to the Jenkins master file system, leading to potential unauthorized access.

Technical Details of CVE-2019-10426

The vulnerability details and affected systems are outlined below:

Vulnerability Description

The Jenkins Gem Publisher Plugin stores credentials unencrypted in its global configuration file on the Jenkins master, allowing unauthorized viewing by users with file system access.

Affected Systems and Versions

Product: Jenkins Gem Publisher Plugin
Vendor: Jenkins project
Versions Affected: 1.0 and earlier

Exploitation Mechanism

Unauthorized users with access to the Jenkins master file system can exploit this vulnerability to view stored credentials.

Mitigation and Prevention

To address CVE-2019-10426, follow these mitigation steps:

Immediate Steps to Take

Update the Jenkins Gem Publisher Plugin to a secure version that encrypts stored credentials.
Restrict access to the Jenkins master file system to authorized personnel only.

Long-Term Security Practices

Implement secure credential management practices within Jenkins to prevent unauthorized access.
Regularly review and update security configurations to mitigate similar vulnerabilities.

Patching and Updates

Apply patches and updates provided by Jenkins project to secure the Gem Publisher Plugin and prevent credential exposure.