CVE-2020-2197 : Vulnerability Insights and Analysis

Jenkins Project Inheritance Plugin 19.08.02 and earlier allows unauthorized access to job configurations.

Understanding CVE-2020-2197

This CVE relates to a security vulnerability in the Jenkins Project Inheritance Plugin.

What is CVE-2020-2197?

The Jenkins Project Inheritance Plugin version 19.08.02 and earlier do not enforce Job/ExtendedRead permission, enabling unauthorized users to access job configurations in XML format.

The Impact of CVE-2020-2197

This vulnerability could lead to unauthorized disclosure, modification, or destruction of job configurations, potentially compromising the integrity of Jenkins projects.

Technical Details of CVE-2020-2197

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

Vulnerability Description

The issue stems from the lack of proper authorization checks, allowing users without the required permissions to view sensitive job configurations.

Affected Systems and Versions

Product: Jenkins Project Inheritance Plugin
Vendor: Jenkins project
Versions Affected:
19.08.02 and earlier

Exploitation Mechanism

Unauthorized users can exploit this vulnerability by accessing job configurations in XML format without the necessary permissions, potentially leading to unauthorized actions.

Mitigation and Prevention

Addressing CVE-2020-2197 requires immediate actions and long-term security practices.

Immediate Steps to Take

Upgrade to a patched version that enforces proper authorization checks.
Restrict access to sensitive job configurations to authorized personnel only.

Long-Term Security Practices

Regularly review and update access control policies within Jenkins.
Conduct security training for users to understand and adhere to permission requirements.

Patching and Updates

Apply security patches provided by Jenkins project to fix the vulnerability and prevent unauthorized access to job configurations.