OpenVPN 2.5.1 and earlier versions allows a remote attackers to bypass authentication and access control channel data on servers configured with deferred authentication, which can be used to potentially trigger further information leaks.
- https://community.openvpn.net/openvpn/wiki/CVE-2020-15078
- https://github.com/ARPSyndicate/cvemon
- https://github.com/ut0py/openvpn-wizard