Jenkins Configuration Object Instantiation Flaw

Executive Summary

Jenkins versions 2.575 and earlier, including LTS 2.568.1 and earlier, allow attackers with Overall/Manage permissions to exploit a flaw in the project naming strategy configuration. This flaw lets them instantiate arbitrary object types, including those restricted to administrators, potentially leading to unauthorized configuration changes.

Useful 0 Not Useful 0

Detection Guidance

This vulnerability requires Overall/Manage permissions to exploit, so detection involves checking for unauthorized changes to project naming strategies or suspicious object instantiations. Review Jenkins logs for unusual configuration modifications and verify that only authorized users have Overall/Manage permissions.

Useful 0 Not Useful 0

Impact Analysis

If you are a Jenkins administrator or user with Overall/Manage permissions, an attacker could exploit this to gain unauthorized access to administrative functions. This may allow them to alter configurations, disrupt services, or escalate privileges within your Jenkins environment.

Useful 0 Not Useful 0

Compliance Impact

This vulnerability could lead to unauthorized access or changes to sensitive data or configurations, potentially violating compliance requirements such as GDPR or HIPAA. Unauthorized modifications may result in data breaches or non-compliance with security policies.

Useful 0 Not Useful 0

Mitigation Strategies

Upgrade Jenkins to version 2.576 or LTS 2.568.2 or later to address the vulnerability. Restrict Overall/Manage permissions to trusted users only.

Useful 0 Not Useful 0