CVE-2023-37949 : Exploit Details and Defense Strategies

A missing permission check in Jenkins Orka by MacStadium Plugin 1.33 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing credentials stored in Jenkins.

Understanding CVE-2023-37949

This vulnerability affects Jenkins Orka by MacStadium Plugin versions up to 1.33, allowing unauthorized access to sensitive information.

What is CVE-2023-37949?

CVE-2023-37949 is a security vulnerability in Jenkins Orka by MacStadium Plugin that enables attackers with specific permissions to connect to a URL using unauthorized credentials, leading to a potential data breach.

The Impact of CVE-2023-37949

The impact of this vulnerability is severe as it allows attackers to capture sensitive credentials stored in Jenkins, compromising the security and integrity of the system.

Technical Details of CVE-2023-37949

This section provides detailed technical insights into the vulnerability.

Vulnerability Description

The vulnerability arises from a missing permission check in Jenkins Orka by MacStadium Plugin versions up to 1.33, enabling unauthorized access to URLs with unauthorized credentials.

Affected Systems and Versions

Jenkins Orka by MacStadium Plugin versions up to 1.33 are affected by this vulnerability.

Exploitation Mechanism

Attackers with Overall/Read permission can exploit this vulnerability by connecting to specific URLs using unauthorized credentials IDs.

Mitigation and Prevention

Here are the steps to mitigate and prevent exploitation of CVE-2023-37949.

Immediate Steps to Take

Upgrade Jenkins Orka by MacStadium Plugin to version 1.34 or newer.
Review and restrict permissions to prevent unauthorized access.

Long-Term Security Practices

Regularly audit user permissions and access controls in Jenkins.
Implement secure coding practices when developing Jenkins plugins.

Patching and Updates

Apply the latest security patches and updates provided by Jenkins to address this vulnerability.