CVE-2018-1000190 : What You Need to Know

Jenkins Black Duck Hub Plugin versions up to 4.0.0 have a vulnerability that exposes sensitive information, allowing unauthorized access to credentials stored in Jenkins.

Understanding CVE-2018-1000190

This CVE involves a security vulnerability in the PostBuildScanDescriptor.java file of Jenkins Black Duck Hub Plugin.

What is CVE-2018-1000190?

The vulnerability in Jenkins Black Duck Hub Plugin versions up to 4.0.0 allows attackers with Overall/Read access to connect to a specified URL using specific credentials IDs, leading to unauthorized access to stored credentials.

The Impact of CVE-2018-1000190

The vulnerability enables unauthorized individuals to capture sensitive credentials stored in Jenkins, potentially leading to data breaches and unauthorized access.

Technical Details of CVE-2018-1000190

The technical aspects of the vulnerability are as follows:

Vulnerability Description

The exposure of sensitive information vulnerability in Jenkins Black Duck Hub Plugin 4.0.0 and older allows attackers to connect to a specified URL using specific credentials IDs, compromising Jenkins credentials.

Affected Systems and Versions

Affected Product: Jenkins Black Duck Hub Plugin
Affected Versions: Up to 4.0.0

Exploitation Mechanism

Attackers with Overall/Read access exploit the vulnerability to establish a connection to a URL specified by the attacker using acquired credentials IDs.

Mitigation and Prevention

To address CVE-2018-1000190, consider the following steps:

Immediate Steps to Take

Upgrade Jenkins Black Duck Hub Plugin to version 4.0.1 or newer.
Restrict Overall/Read access to prevent unauthorized connections.

Long-Term Security Practices

Regularly review and update Jenkins plugins to patch vulnerabilities.
Implement least privilege access controls to limit exposure of sensitive information.

Patching and Updates

Apply security patches promptly to mitigate known vulnerabilities and enhance system security.