CVE-2019-16550 : What You Need to Know
Learn about CVE-2019-16550 affecting Jenkins Maven Release Plugin versions up to 0.16.1. Understand the impact, technical details, and mitigation steps for this cross-site request forgery vulnerability.
Jenkins Maven Release Plugin 0.16.1 and its previous versions contain a vulnerability that allows attackers to conduct cross-site request forgery attacks.
Understanding CVE-2019-16550
Jenkins Maven Release Plugin is affected by a cross-site request forgery vulnerability that could be exploited by attackers to manipulate Jenkins into connecting to a malicious web server.
What is CVE-2019-16550?
This CVE refers to a security flaw in Jenkins Maven Release Plugin versions up to 0.16.1, enabling attackers to trick Jenkins into establishing connections with unauthorized web servers.
The Impact of CVE-2019-16550
The vulnerability allows attackers to perform cross-site request forgery attacks, potentially leading to unauthorized access and manipulation of Jenkins configurations and data.
Technical Details of CVE-2019-16550
Jenkins Maven Release Plugin's vulnerability can be further understood through the following technical details:
Vulnerability Description
The flaw in the connection test form method of Jenkins Maven Release Plugin versions up to 0.16.1 permits attackers to force Jenkins to interact with a malicious web server and analyze XML documents.
Affected Systems and Versions
- Product: Jenkins Maven Release Plugin
- Vendor: Jenkins project
- Versions Affected: <= 0.16.1
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting malicious requests that trick Jenkins into connecting to unauthorized web servers, potentially leading to data theft or manipulation.
Mitigation and Prevention
To address CVE-2019-16550 and enhance security, consider the following mitigation strategies:
Immediate Steps to Take
- Upgrade Jenkins Maven Release Plugin to a patched version above 0.16.1.
- Implement strict access controls to limit Jenkins' connectivity to trusted servers.
Long-Term Security Practices
- Regularly monitor Jenkins logs for suspicious activities.
- Educate users on recognizing and reporting potential security threats.
Patching and Updates
- Stay informed about security advisories and promptly apply patches released by Jenkins project to address known vulnerabilities.