CVE-2019-12742 : Vulnerability Insights and Analysis

Bludit prior to version 3.9.1 allows a non-privileged user to change the password of any account, including the admin account, due to an insecure direct object reference vulnerability.

Understanding CVE-2019-12742

In this section, we will delve into the details of CVE-2019-12742.

What is CVE-2019-12742?

In Bludit versions before 3.9.1, a vulnerability exists that enables a user without privileged access to modify the password of any account, including the admin account. This security flaw is caused by an insecure direct object reference in the bl-kernel/admin/controllers/user-password.php file, specifically in the modified username POST parameter.

The Impact of CVE-2019-12742

The vulnerability allows unauthorized users to change passwords of any account, including the admin account, compromising the security and integrity of the system.

Technical Details of CVE-2019-12742

Let's explore the technical aspects of CVE-2019-12742.

Vulnerability Description

The vulnerability in Bludit versions before 3.9.1 permits non-privileged users to alter passwords of any account, including the admin account, due to the insecure direct object reference in the user-password.php file.

Affected Systems and Versions

Bludit versions before 3.9.1 are affected by this vulnerability.

Exploitation Mechanism

The issue arises from the lack of proper access controls, allowing unauthorized users to manipulate account passwords through a specific POST parameter.

Mitigation and Prevention

Discover the steps to mitigate and prevent CVE-2019-12742.

Immediate Steps to Take

Upgrade to Bludit version 3.9.1 or later to eliminate the vulnerability.
Regularly monitor and review user account activities for any unauthorized changes.

Long-Term Security Practices

Implement strict access controls to prevent unauthorized access to sensitive functionalities.
Conduct regular security audits and penetration testing to identify and address vulnerabilities proactively.

Patching and Updates

Stay informed about security updates and patches released by Bludit and promptly apply them to ensure system security.