CVE-2019-10387 : Vulnerability Insights and Analysis

In versions 1.2.0 and earlier of the Jenkins XL TestView Plugin, a vulnerability exists due to a missing permission check, allowing users with specific access to establish connections to URLs specified by attackers and potentially capture stored credentials.

Understanding CVE-2019-10387

This CVE involves a security issue in the Jenkins XL TestView Plugin that could be exploited by malicious actors to access sensitive information.

What is CVE-2019-10387?

The vulnerability in Jenkins XL TestView Plugin versions 1.2.0 and earlier allows users with Overall/Read access to connect to attacker-specified URLs using attacker-provided credentials IDs, leading to potential credential exposure.

The Impact of CVE-2019-10387

This vulnerability enables unauthorized users to establish connections to URLs specified by attackers and potentially capture credentials stored in Jenkins, posing a significant security risk.

Technical Details of CVE-2019-10387

The technical aspects of the vulnerability in the Jenkins XL TestView Plugin.

Vulnerability Description

A missing permission check in XLTestView.XLTestDescriptor#doTestConnection in versions 1.2.0 and earlier allows users with specific access to connect to attacker-specified URLs using attacker-provided credentials IDs, potentially exposing stored credentials.

Affected Systems and Versions

Product: Jenkins XL TestView Plugin
Vendor: Jenkins project
Vulnerable Versions: 1.2.0 and earlier

Exploitation Mechanism

Attackers can exploit the vulnerability by using credentials IDs obtained through other methods to establish connections to URLs they specify.

Mitigation and Prevention

Steps to mitigate and prevent the exploitation of CVE-2019-10387.

Immediate Steps to Take

Update Jenkins XL TestView Plugin to a non-vulnerable version.
Restrict access to sensitive information and credentials within Jenkins.

Long-Term Security Practices

Regularly monitor and audit access controls and permissions in Jenkins.
Educate users on secure credential management practices.

Patching and Updates

Apply security patches and updates provided by Jenkins project to address the vulnerability.