CVE-2018-1000114 : Exploit Details and Defense Strategies

Jenkins Promoted Builds Plugin version 2.31.1 and earlier has an improper authorization vulnerability that allows unauthorized users with job read access to carry out promotions.

Understanding CVE-2018-1000114

This CVE involves a security weakness in the Jenkins Promoted Builds Plugin that could be exploited by unauthorized users.

What is CVE-2018-1000114?

The vulnerability in the Jenkins Promoted Builds Plugin version 2.31.1 and earlier allows unauthorized users with job read access to perform promotions, posing a security risk.

The Impact of CVE-2018-1000114

The vulnerability enables attackers to carry out promotions without proper authorization, potentially leading to unauthorized actions within the Jenkins environment.

Technical Details of CVE-2018-1000114

The technical aspects of the CVE provide insights into the vulnerability and its implications.

Vulnerability Description

The vulnerability is present in the files Status.java and ManualCondition.java, allowing unauthorized users to perform promotions.

Affected Systems and Versions

Product: Jenkins Promoted Builds Plugin
Versions affected: 2.31.1 and earlier

Exploitation Mechanism

Unauthorized users with job read access can exploit the vulnerability to carry out promotions within the Jenkins environment.

Mitigation and Prevention

Addressing the CVE requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Jenkins Promoted Builds Plugin to the latest version.
Restrict job read access to authorized users only.

Long-Term Security Practices

Regularly review and update access controls in Jenkins.
Conduct security training for users to prevent unauthorized actions.

Patching and Updates

Ensure timely patching of Jenkins Promoted Builds Plugin to mitigate the vulnerability and enhance security.