In ESPEC North America Web Controller 3 before 3.3.4, /api/v4/auth/ with any invalid authentication request results in exposing a JWT secret. This allows for elevated permissions to the UI.

In ESPEC North America Web Controller 3 before 3.3.8, an attacker with physical access can gain elevated privileges because GRUB and the BIOS are unprotected.

In ESPEC North America Web Controller 3 before 3.3.8, /api/v4/auth/ users session privileges are not revoked on logout.