CVE-2019-1003038 : Security Advisory and Response

The Jenkins Repository Connector Plugin version 1.2.4 and earlier has a vulnerability that can lead to unauthorized access to stored passwords, posing a security risk.

Understanding CVE-2019-1003038

This CVE involves a specific vulnerability in the Jenkins Repository Connector Plugin that could be exploited to access sensitive information.

What is CVE-2019-1003038?

The Jenkins Repository Connector Plugin version 1.2.4 and earlier contains a vulnerability in its source code files ArtifactDeployer.java, Repository.java, and UserPwd.java. This flaw can allow unauthorized access to stored passwords in the plugin configuration, potentially leading to a security breach.

The Impact of CVE-2019-1003038

If exploited, this vulnerability could result in an attacker gaining access to sensitive passwords stored within the plugin configuration. Attackers could leverage local file system access or control of a Jenkins administrator's web browser to retrieve these passwords, highlighting the critical nature of this security issue.

Technical Details of CVE-2019-1003038

This section delves into the technical aspects of the CVE, providing insights into the vulnerability and its implications.

Vulnerability Description

The insufficiently protected credentials vulnerability in Jenkins Repository Connector Plugin 1.2.4 and earlier allows attackers with local file system access or control of a Jenkins administrator's web browser to retrieve stored passwords, potentially compromising sensitive information.

Affected Systems and Versions

Product: Jenkins Repository Connector Plugin
Vendor: Jenkins project
Vulnerable Versions: 1.2.4 and earlier

Exploitation Mechanism

The attacker can exploit this vulnerability by gaining local file system access or controlling a Jenkins administrator's web browser, such as through a malicious extension, to extract passwords from the plugin configuration.

Mitigation and Prevention

Protecting systems from CVE-2019-1003038 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update the Jenkins Repository Connector Plugin to a secure version that addresses this vulnerability.
Monitor and restrict access to sensitive systems and configurations.
Educate users on secure password management practices.

Long-Term Security Practices

Implement regular security audits and vulnerability assessments.
Enforce the principle of least privilege to limit access to critical systems.
Stay informed about security updates and best practices in the Jenkins ecosystem.

Patching and Updates

Regularly check for security patches and updates for the Jenkins Repository Connector Plugin to ensure that known vulnerabilities are promptly addressed.