Pal Electronics Systems - Pal Gate Authorization Errors. The vulnerability is an authorization problem in PalGate device management android client app. Gates of bulidings and parking lots with a simple button in any smartphone. The API was found after a decompiling and static research using Jadx, and a dynamic analasys using Frida. The attacker can iterate over all the IOT devices to see every entry and exit, on every gate and device all over the world, he can also scrape the server and create a user's DB with full names and phone number of over 2.8 million users, and to see all of the users' movement in and out of gates, even in real time.