CVE-2022-3536 Explained : Impact and Mitigation

A critical vulnerability has been identified in the Role Based Pricing for WooCommerce WordPress plugin, allowing authenticated users to execute PHAR deserialization attacks.

Understanding CVE-2022-3536

This vulnerability in Role Based Pricing for WooCommerce plugin prior to version 1.6.3 exposes systems to potential risks due to missing authorization and CSRF checks.

What is CVE-2022-3536?

The Role Based Pricing for WooCommerce plugin version less than 1.6.3 lacks proper authorization, CSRF checks, and input validation, enabling authenticated users to exploit PHAR deserialization attacks.

The Impact of CVE-2022-3536

An authenticated subscriber can abuse this vulnerability to execute PHAR deserialization attacks, potentially leading to remote code execution and other malicious activities.

Technical Details of CVE-2022-3536

This section provides insights into the vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The plugin fails to enforce authorization, CSRF checks, and input validation effectively, enabling users to upload malicious files and trigger PHAR deserialization attacks.

Affected Systems and Versions

Role Based Pricing for WooCommerce plugin versions prior to 1.6.3 are vulnerable to this exploit, leaving systems exposed to potential security threats.

Exploitation Mechanism

Attackers with subscriber access can exploit the lack of proper checks to upload a file and execute a PHAR deserialization attack, leveraging existing gadget chains within the blog.

Mitigation and Prevention

Protecting your systems from CVE-2022-3536 involves immediate actions and long-term security measures.

Immediate Steps to Take

Update Role Based Pricing for WooCommerce plugin to version 1.6.3 or newer.
Monitor for any suspicious activities or file uploads.

Long-Term Security Practices

Implement strict authorization and input validation processes.
Regularly scan for vulnerabilities and apply security patches promptly.

Patching and Updates

Stay informed about security updates and patches released by the plugin developer to address vulnerabilities promptly.