(Pwn2Own) OPC Foundation UA .NET Standard Resource Exhaustion Denial-of-Service Vulnerability

This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of OPC Foundation UA .NET Standard. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of message chunks. By sending a large number of requests, an attacker can cause the number of sessions to grow without limit. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.