CVE-2019-19712 : Vulnerability Insights and Analysis

Contao 4.0 through 4.8.5 has a security vulnerability that allows back end users to manipulate the details view URL, granting access to unauthorized pages and articles.

Understanding CVE-2019-19712

In versions 4.0 to 4.8.5 of Contao, a permissions-related security flaw exists, enabling unauthorized access to certain content.

What is CVE-2019-19712?

The vulnerability in Contao versions 4.0 to 4.8.5 allows back end users to alter the URL of the details view, accessing pages and articles beyond their intended permissions.

The Impact of CVE-2019-19712

This vulnerability could lead to unauthorized access to sensitive information and compromise the confidentiality of data stored within the Contao system.

Technical Details of CVE-2019-19712

Vulnerability Description

The issue in Contao versions 4.0 to 4.8.5 allows back end users to view pages and articles not meant for their access level by manipulating the details view URL.

Affected Systems and Versions

Product: Contao
Versions: 4.0 to 4.8.5

Exploitation Mechanism

The vulnerability is exploited by modifying the URL of the details view, enabling unauthorized access to pages and articles.

Mitigation and Prevention

Immediate Steps to Take

Upgrade Contao to a patched version that addresses the permissions vulnerability.
Restrict back end user access to sensitive pages and articles.

Long-Term Security Practices

Regularly review and update user permissions to ensure proper access control.
Conduct security audits to identify and address vulnerabilities proactively.

Patching and Updates

Apply security patches provided by Contao to fix the permissions vulnerability and prevent unauthorized access.