CVE-2021-4353: woocommerce dynamic pricing \& discounts vulnerability

What is known

The WooCommerce Dynamic Pricing and Discounts plugin for WordPress is vulnerable to unauthenticated settings export in versions up to, and including, 2.4.1. This is due to missing authorization on the export() function which makes makes it possible for unauthenticated attackers to export the plugin's settings.

Business impact

Successful exploitation of CVE-2021-4353, a medium vulnerability (CVSS 5.3) affecting woocommerce dynamic pricing \& discounts, may affect the confidentiality, integrity or availability of the vulnerable environment. The exact impact depends on the installed version, exposed interfaces and deployment configuration.

Recommended administrator action

Confirm whether woocommerce dynamic pricing \& discounts is present and compare installed versions with the vendor advisory and NVD record. Apply the vendor patch or documented mitigation; until remediation is complete, reduce exposure of affected interfaces, review relevant logs and monitor for indicators of exploitation. DataHouse can support version verification, managed patching, network exposure reduction, log review and backup validation for dedicated, cloud and colocated environments.

Sources

• NVD
• Reference
• Reference