CVE-2025-4053

The datastored inBe-Tech Mifare Classic cardis stored in cleartext.An attacker having access to a Be-Tech hotel guestMifare Classic card can create a master key card that unlocks all the locks in the building. 

This issue affects allBe-Tech Mifare Classic card systems.To fix the vulnerability, it is necessary to replace the software, encoder, cards, and PCBs in the locks.