CVE-2019-19202 : Vulnerability Insights and Analysis

In earlier versions of Vtiger 7.x, specifically prior to 7.2.0, an issue exists with the My Preferences saving feature. This allows a user who does not have administrative privileges to modify their own role simply by adding roleid=H2 to a POST request.

Understanding CVE-2019-19202

In Vtiger 7.x before 7.2.0, the My Preferences saving functionality allows a user without administrative privileges to change his own role by adding roleid=H2 to a POST request.

What is CVE-2019-19202?

This CVE refers to a vulnerability in Vtiger CRM versions prior to 7.2.0 that enables non-admin users to alter their roles through a specific POST request manipulation.

The Impact of CVE-2019-19202

Unauthorized users can elevate their privileges by exploiting this vulnerability.
It poses a risk of role manipulation by individuals without the necessary permissions.

Technical Details of CVE-2019-19202

Vulnerability Description

The flaw in the My Preferences saving feature allows users lacking admin rights to change their roles by inserting roleid=H2 in a POST request.

Affected Systems and Versions

Product: Vtiger CRM
Versions affected: Vtiger 7.x versions before 7.2.0

Exploitation Mechanism

Exploitation involves adding roleid=H2 to a POST request, enabling unauthorized role modifications.

Mitigation and Prevention

Immediate Steps to Take

Upgrade Vtiger CRM to version 7.2.0 or later to mitigate this vulnerability.
Monitor user role changes and investigate any unauthorized modifications.

Long-Term Security Practices

Implement strict access controls to prevent unauthorized role changes.
Conduct regular security audits to identify and address potential vulnerabilities.

Patching and Updates

Stay informed about security patches and updates released by Vtiger CRM to address known vulnerabilities.