Thanks. >This applies to the server, but not to the graphical game client running on the user's machine, as the client is usually not accepting random inbound

Thanks. >This applies to the server, but not to the graphical game client running on the user's machine, as the client is usually not accepting random inbound connections, instead it just connects to the server. There have been a few demonstrated RCEs in game clients (especially in P2P models which many modern games use).