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THREATINT
PUBLISHED

CVE-2025-4053

Unauthorized creation of master key in Mifare Classic Be-Tech cards



Description

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.

Reserved 2025-04-28 | Published 2025-05-26 | Updated 2025-05-27 | Assigner CERT-PL


MEDIUM: 6.8CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Problem types

CWE-312 Cleartext Storage of Sensitive Information

Product status

Default status
unaffected

Any version
affected

Credits

Sławomir Jasek, smartlockpicking.com finder

References

cert.pl/en/posts/2025/05/CVE-2025-4053/ third-party-advisory

cve.org (CVE-2025-4053)

nvd.nist.gov (CVE-2025-4053)

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