The Checkimate — WooCommerce Checkout, Abandoned Cart Recovery & Order Bumps WordPress plugin through 1.0.13 does not properly restrict access to its license-management functionality, relying on a shared secret computed entirely from publicly available information, allowing unauthenticated attackers to deactivate the Checkimate — WooCommerce Checkout, Abandoned Cart Recovery & Order Bumps WordPress plugin through 1.0.13s premium licensing state and erase the stored license key.
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
Access control involves the use of several protection mechanisms such as:
When any mechanism is not applied or otherwise fails, attackers can compromise the security of the product by gaining privileges, reading sensitive information, executing commands, evading detection, etc. There are two distinct behaviors that can introduce access control weaknesses: