CVE-2019-19392 : Vulnerability Insights and Analysis

The module forDNN.UsersExportImport prior to version 1.2.0 for DNN (formerly known as DotNetNuke) has a vulnerability that allows unauthorized users to create new users with Administrator privileges by manipulating XML or CSV data.

Understanding CVE-2019-19392

This CVE identifies a security flaw in the forDNN.UsersExportImport module that could lead to privilege escalation attacks.

What is CVE-2019-19392?

The vulnerability in forDNN.UsersExportImport module allows users without privileges to import new users with Administrator roles by inserting specific data into XML or CSV files.

The Impact of CVE-2019-19392

This vulnerability can be exploited to grant unauthorized users Administrator privileges, potentially leading to unauthorized access and control over the system.

Technical Details of CVE-2019-19392

The technical aspects of the CVE.

Vulnerability Description

The forDNN.UsersExportImport module before version 1.2.0 for DNN enables unprivileged users to create new users with Administrator privileges by including Roles="Administrators" in XML or CSV data.

Affected Systems and Versions

Product: forDNN.UsersExportImport
Vendor: n/a
Versions Affected: <1.2.0

Exploitation Mechanism

The vulnerability can be exploited by inserting specific data (Roles="Administrators") into XML or CSV files, allowing unauthorized users to gain Administrator privileges.

Mitigation and Prevention

Protecting systems from CVE-2019-19392.

Immediate Steps to Take

Upgrade to version 1.2.0 or newer of forDNN.UsersExportImport to mitigate the vulnerability.
Restrict access to sensitive functionalities to authorized users only.

Long-Term Security Practices

Regularly review and update access control policies.
Conduct security training for users to prevent social engineering attacks.

Patching and Updates

Stay informed about security updates and patches for the affected module.
Implement a robust patch management process to promptly apply security fixes.