CVE-2019-12851 Explained : Impact and Mitigation

An instance of CSRF vulnerability was identified in an admin endpoint of the JetBrains YouTrack application. The vulnerability has been resolved in the updated version of YouTrack, which is YouTrack 2018.4.49852.

Understanding CVE-2019-12851

A CSRF vulnerability was detected in one of the admin endpoints of JetBrains YouTrack. The issue was fixed in YouTrack 2018.4.49852.

What is CVE-2019-12851?

CVE-2019-12851 is a Cross-Site Request Forgery (CSRF) vulnerability found in JetBrains YouTrack, specifically in an admin endpoint.

The Impact of CVE-2019-12851

This vulnerability could allow an attacker to perform unauthorized actions on behalf of a user who is authenticated in the application, leading to potential data breaches or unauthorized operations.

Technical Details of CVE-2019-12851

The technical details of the CVE-2019-12851 vulnerability are as follows:

Vulnerability Description

Type: Cross-Site Request Forgery (CSRF)
Location: Admin endpoint of JetBrains YouTrack

Affected Systems and Versions

Affected System: JetBrains YouTrack
Affected Version: YouTrack 2018.4.49852

Exploitation Mechanism

The vulnerability could be exploited by tricking a logged-in user into clicking on a malicious link or visiting a specially crafted webpage, leading to unauthorized actions being performed on the user's behalf.

Mitigation and Prevention

To mitigate the risks associated with CVE-2019-12851, follow these steps:

Immediate Steps to Take

Update YouTrack to version 2018.4.49852 or later.
Educate users about the importance of not clicking on suspicious links or visiting unknown websites.

Long-Term Security Practices

Implement CSRF tokens in web forms to prevent CSRF attacks.
Regularly monitor and audit application logs for any suspicious activities.

Patching and Updates

Stay informed about security bulletins and updates from JetBrains to address any future vulnerabilities.