CVE-2025-4053 — Unauthorized creation of master key in Mifare Classic Be-Tech cards
The data stored in Be-Tech Mifare Classic card is stored in cleartext. An attacker having access to a Be-Tech hotel guest Mifare Classic card can create a master key card that u…
Published: 2025-05-26 · CVSS: 6.8 · CVSS 4.0
The data stored in Be-Tech Mifare Classic card is stored in cleartext. An attacker having access to a Be-Tech hotel guest Mifare Classic card can create a master key card that unlocks all the locks in the building. This issue affects all Be-Tech Mifare Classic card systems. To fix the vulnerability, it is necessary to replace the software, encoder, cards, and PCBs in the locks.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7