Custom role PHP Object Injection in eCommerce Product Catalog

Executive Summary

This vulnerability is a PHP Object Injection flaw in the WordPress eCommerce Product Catalog Plugin versions 3.6.0 and below. It allows attackers to inject malicious objects through insecure deserialization, potentially leading to unauthorized data manipulation and server-side code execution.

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Detection Guidance

To detect this vulnerability, check if your WordPress site uses eCommerce Product Catalog plugin version 3.6.0 or below. Inspect server logs for unusual deserialization activity or unexpected PHP object injection patterns. Use commands like grep to search for plugin versions in WordPress directories: grep -r 'ecommerce-product-catalog' /path/to/wordpress/wp-content/plugins/

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Impact Analysis

Attackers could exploit this to manipulate site data processing and execute harmful actions on the server. The vulnerability has a CVSS score of 7.2, indicating moderate danger and potential for exploitation in mass campaigns targeting numerous websites.

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Mitigation Strategies

Immediately update the eCommerce Product Catalog plugin to version 3.6.1 or later. If an update is not immediately available, apply Patchstack's provided mitigation rule to block attacks until the update is applied. Remove or disable the plugin if not essential to your site's functionality.

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