CVE-2019-10446 Explained : Impact and Mitigation

In previous versions of the Jenkins Cadence vManager Plugin (2.7.0 and earlier), the SSL/TLS and hostname verification were turned off for the entire Jenkins master JVM.

Understanding CVE-2019-10446

Jenkins Cadence vManager Plugin 2.7.0 and earlier disabled SSL/TLS and hostname verification globally for the Jenkins master JVM.

What is CVE-2019-10446?

This CVE refers to a vulnerability in the Jenkins Cadence vManager Plugin versions 2.7.0 and earlier that allowed SSL/TLS and hostname verification to be disabled for the entire Jenkins master JVM.

The Impact of CVE-2019-10446

The vulnerability could potentially expose the Jenkins master JVM to man-in-the-middle attacks due to the lack of SSL/TLS and hostname verification.

Technical Details of CVE-2019-10446

Jenkins Cadence vManager Plugin 2.7.0 and earlier had the following technical details:

Vulnerability Description

SSL/TLS and hostname verification were globally disabled for the Jenkins master JVM.

Affected Systems and Versions

Product: Jenkins Cadence vManager Plugin
Vendor: Jenkins project
Versions affected: 2.7.0 and earlier

Exploitation Mechanism

Attackers could exploit this vulnerability to intercept communication between the Jenkins master JVM and other systems, potentially leading to unauthorized access or data leakage.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of CVE-2019-10446:

Immediate Steps to Take

Upgrade the Jenkins Cadence vManager Plugin to a version that addresses the SSL/TLS and hostname verification issue.
Enable SSL/TLS and hostname verification on the Jenkins master JVM.

Long-Term Security Practices

Regularly update and patch all software components to ensure the latest security fixes are in place.
Implement network security measures to detect and prevent man-in-the-middle attacks.
Conduct security audits and assessments to identify and mitigate potential vulnerabilities.

Patching and Updates

Stay informed about security advisories and updates from Jenkins project to apply patches promptly.