In 2019, a critical vulnerability was discovered in OpenVPN Access Server that allowed attackers to bypass authentication and gain unauthorized access to the network. The vulnerability, known as CVE-2019-9085, was caused by a flawed authentication mechanism in the software.
Another example is the OpenVPN Access Server exploit (CVE-2020-2101), which allowed attackers to execute arbitrary code on the server. This vulnerability was caused by a flaw in the software's handling of user input.
Here is a breakdown of how OpenVPN Access Server licensing works and why "cracks" are risky: 1. How Licensing Actually Works