GeoVision Door Access Control device family employs shared cryptographic private keys for SSH and HTTPS. Attackers may conduct MITM attack with the derived keys and plaintext recover of encrypted messages.

GeoVision Door Access Control device family is hardcoded with a root password, which adopting an identical password in all devices.

Buffer overflow exists in Geovision Door Access Control device family, an unauthenticated remote attacker can execute arbitrary command.