CVE-2021-24750 : What You Need to Know
Discover the SQL injection vulnerability in WP Visitor Statistics (Real Time Traffic) WordPress plugin before version 4.8. Learn about the impact, affected systems, and mitigation steps.
WordPress plugin WP Visitor Statistics (Real Time Traffic) before version 4.8 is vulnerable to a SQL injection attack. The plugin fails to properly sanitize and escape the refUrl in the refDetails AJAX action, allowing authenticated users, even with the role of a subscriber, to execute SQL injection attacks.
Understanding CVE-2021-24750
This section provides an overview of the CVE-2021-24750 vulnerability.
What is CVE-2021-24750?
The CVE-2021-24750 vulnerability exists in the WP Visitor Statistics (Real Time Traffic) WordPress plugin before version 4.8. It allows attackers with as low a role as a subscriber to exploit SQL injection vulnerabilities.
The Impact of CVE-2021-24750
The vulnerability enables attackers to manipulate the refUrl parameter in the refDetails AJAX action, potentially leading to unauthorized access to the WordPress database and sensitive information.
Technical Details of CVE-2021-24750
In-depth technical information about the CVE-2021-24750 vulnerability.
Vulnerability Description
The vulnerability arises due to the lack of proper sanitization and escaping of user-controlled data, specifically the refUrl parameter, which can be exploited for SQL injection attacks.
Affected Systems and Versions
WP Visitor Statistics (Real Time Traffic) plugin versions prior to 4.8 are affected by this vulnerability.
Exploitation Mechanism
Authenticated users, including those with subscriber roles, can leverage this vulnerability to execute SQL injection attacks through the refDetails AJAX action.
Mitigation and Prevention
Learn how to address and prevent issues related to CVE-2021-24750.
Immediate Steps to Take
Website administrators are advised to update the WP Visitor Statistics plugin to version 4.8 or newer to mitigate the SQL injection risk.
Long-Term Security Practices
Implement secure coding practices, regularly audit plugins for vulnerabilities, and restrict user permissions to minimize the impact of such security flaws.
Patching and Updates
Stay informed about security updates for the WP Visitor Statistics plugin and promptly apply patches to protect your WordPress site from potential SQL injection attacks.