CVE-2019-1003058 : Security Advisory and Response

The FTP publisher Plugin in Jenkins contains a vulnerability known as cross-site request forgery (CSRF) that allows attackers to establish a connection to a server specified by the attacker.

Understanding CVE-2019-1003058

This CVE identifies a CSRF vulnerability in the FTP publisher Plugin in Jenkins, specifically in the FTPPublisher.DescriptorImpl#doLoginCheck method.

What is CVE-2019-1003058?

CVE-2019-1003058 is a cross-site request forgery vulnerability in the Jenkins FTP publisher Plugin that enables attackers to connect to a server specified by the attacker.

The Impact of CVE-2019-1003058

Attackers can exploit this vulnerability to establish unauthorized connections to servers, potentially leading to data breaches or unauthorized access.

Technical Details of CVE-2019-1003058

This section provides more in-depth technical information about the vulnerability.

Vulnerability Description

The vulnerability exists in the FTPPublisher.DescriptorImpl#doLoginCheck method, allowing attackers to initiate connections to attacker-specified servers.

Affected Systems and Versions

Product: Jenkins FTP publisher Plugin
Vendor: Jenkins project
Affected Versions: All versions as of 2019-04-03

Exploitation Mechanism

Attackers can exploit the CSRF vulnerability to establish connections to servers of their choice, bypassing security measures.

Mitigation and Prevention

Protecting systems from CVE-2019-1003058 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update the Jenkins FTP publisher Plugin to the latest version that includes a patch for the CSRF vulnerability.
Monitor network traffic for any suspicious activity that might indicate exploitation of the vulnerability.

Long-Term Security Practices

Implement strict access controls and authentication mechanisms to prevent unauthorized access to servers.
Regularly audit and review security configurations to identify and address potential vulnerabilities.

Patching and Updates

Stay informed about security advisories from Jenkins and promptly apply patches and updates to mitigate known vulnerabilities.