CVE-2023-49655 : What You Need to Know

A detailed analysis of a cross-site request forgery vulnerability identified in Jenkins MATLAB Plugin version 2.11.0 and earlier, allowing attackers to manipulate XML files on the Jenkins controller file system.

Understanding CVE-2023-49655

In this section, we will delve into the specifics of CVE-2023-49655, outlining the vulnerability, its impact, technical details, and mitigation strategies.

What is CVE-2023-49655?

The CVE-2023-49655 is a cross-site request forgery vulnerability found in Jenkins MATLAB Plugin version 2.11.0 and prior. Exploiting this flaw enables malicious actors to trick users into executing unauthorized actions on a web application where the user is authenticated.

The Impact of CVE-2023-49655

The impact of this vulnerability is significant as it allows attackers to manipulate XML files on the Jenkins controller file system. By exploiting this vulnerability, an adversary can interact with a web application as an authenticated user and perform actions on their behalf without their consent.

Technical Details of CVE-2023-49655

Let's explore the technical aspects of CVE-2023-49655, including vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability arises due to a CSRF flaw in Jenkins MATLAB Plugin versions up to 2.11.0. This vulnerability allows an attacker to perform unauthorized actions through a user's identity on an affected system.

Affected Systems and Versions

The Jenkins MATLAB Plugin version 2.11.0 and earlier are susceptible to this CSRF vulnerability. Users utilizing these versions are at risk of exploitation and unauthorized manipulation of system files.

Exploitation Mechanism

Attackers can exploit this vulnerability by tricking a user into interacting with a specially crafted XML file, initiating unauthorized actions through the vulnerable plugin.

Mitigation and Prevention

In this section, we will outline steps to mitigate the risks associated with CVE-2023-49655 and prevent future security breaches.

Immediate Steps to Take

Users are advised to update their Jenkins MATLAB Plugin to a version beyond 2.11.0 to mitigate the CSRF vulnerability. Additionally, users should be cautious while interacting with untrusted XML files to prevent exploitation.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security audits, and educating users on CSRF attacks can enhance the overall security posture.

Patching and Updates

It is crucial for organizations to stay informed about security updates and promptly apply patches released by Jenkins to address vulnerabilities like CVE-2023-49655.