CVE-2023-32986 Explained : Impact and Mitigation

A detailed overview of CVE-2023-32986, a vulnerability impacting Jenkins File Parameter Plugin.

Understanding CVE-2023-32986

This section will cover the essential aspects of the CVE-2023-32986 vulnerability.

What is CVE-2023-32986?

CVE-2023-32986 affects Jenkins File Parameter Plugin versions 285.v757c5b_67a_c25 and earlier. The vulnerability allows attackers with specific permissions to manipulate uploaded files on the Jenkins controller file system.

The Impact of CVE-2023-32986

The vulnerability enables attackers with Item/Configure permissions to create or replace arbitrary files on the Jenkins controller file system with malicious content.

Technical Details of CVE-2023-32986

In this section, we will delve into the technical specifics of CVE-2023-32986.

Vulnerability Description

Jenkins File Parameter Plugin 285.v757c5b_67a_c25 and earlier fail to restrict the name and content of Stashed File Parameters, leading to a potential arbitrary file manipulation attack.

Affected Systems and Versions

The affected product is the Jenkins File Parameter Plugin with versions 285.v757c5b_67a_c25 and prior.

Exploitation Mechanism

Attackers with Item/Configure permissions can exploit this vulnerability to overwrite or create files with unauthorized content on the Jenkins controller file system.

Mitigation and Prevention

This section discusses preventive measures and mitigation strategies for CVE-2023-32986.

Immediate Steps to Take

Administrators are advised to upgrade to a patched version of the Jenkins File Parameter Plugin to mitigate the risk associated with this vulnerability.

Long-Term Security Practices

Implementing the principle of least privilege and regularly reviewing permissions can help prevent unauthorized file operations.

Patching and Updates

Stay informed about security updates from Jenkins Project and promptly apply patches to secure your environment.