CVE-2018-1999040 : What You Need to Know

A weakness in the Jenkins Kubernetes Plugin (version 1.10.1 and earlier) has been identified, exposing sensitive information and enabling malicious actors to obtain credentials.

Understanding CVE-2018-1999040

This CVE involves a vulnerability in the KubernetesCloud.java file of the Jenkins Kubernetes Plugin.

What is CVE-2018-1999040?

This vulnerability allows attackers to access credentials by utilizing a known credentials ID stored within the Jenkins system.

The Impact of CVE-2018-1999040

The exposure of sensitive information in the Jenkins Kubernetes Plugin can lead to unauthorized access to credentials, posing a significant security risk.

Technical Details of CVE-2018-1999040

The technical aspects of this CVE include:

Vulnerability Description

Vulnerability Type: Exposure of Sensitive Information
Affected Component: KubernetesCloud.java in Jenkins Kubernetes Plugin

Affected Systems and Versions

Jenkins Kubernetes Plugin version 1.10.1 and earlier

Exploitation Mechanism

Attackers can exploit this vulnerability to capture credentials using a known credentials ID stored in Jenkins.

Mitigation and Prevention

To address CVE-2018-1999040, consider the following steps:

Immediate Steps to Take

Update Jenkins Kubernetes Plugin to the latest version.
Monitor and restrict access to sensitive information within Jenkins.

Long-Term Security Practices

Regularly review and update Jenkins plugins to patch vulnerabilities.
Implement strong access controls and authentication mechanisms.

Patching and Updates

Apply security patches promptly to Jenkins and associated plugins to prevent exploitation of known vulnerabilities.