CVE-2020-2323 : Security Advisory and Response

Jenkins Chaos Monkey Plugin 0.4 and earlier versions have a vulnerability that allows attackers with Overall/Read permission to access the Chaos Monkey page.

Understanding CVE-2020-2323

This CVE involves a missing authorization vulnerability in the Jenkins Chaos Monkey Plugin.

What is CVE-2020-2323?

Jenkins Chaos Monkey Plugin versions 0.4 and earlier lack permission checks in an HTTP endpoint, enabling unauthorized access to the Chaos Monkey page.

The Impact of CVE-2020-2323

Attackers with Overall/Read permission can exploit this vulnerability to view the history of actions on the Chaos Monkey page.

Technical Details of CVE-2020-2323

The technical aspects of the vulnerability are as follows:

Vulnerability Description

The Jenkins Chaos Monkey Plugin 0.4 and earlier versions do not perform necessary permission checks, leading to unauthorized access.

Affected Systems and Versions

Product: Jenkins Chaos Monkey Plugin
Vendor: Jenkins project
Versions Affected: 0.4 and earlier (unspecified version type)

Exploitation Mechanism

Attackers with Overall/Read permission can exploit the lack of permission checks to access the Chaos Monkey page and view action history.

Mitigation and Prevention

To address CVE-2020-2323, consider the following steps:

Immediate Steps to Take

Upgrade the Jenkins Chaos Monkey Plugin to a version beyond 0.4.
Restrict Overall/Read permissions to mitigate unauthorized access.

Long-Term Security Practices

Regularly review and update permission settings in Jenkins.
Conduct security audits to identify and address similar vulnerabilities.

Patching and Updates

Stay informed about security advisories from Jenkins project.
Apply patches promptly to secure your Jenkins environment.