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.

Category

6.8
CVSS
Severity: Medium
CVSS 4.0 •
EPSS 0.01%
Third-Party Advisory cert.pl
Affected: Be-Tech Mifare Classic cards
Published at:
Updated at:

References

Link Tags
https://cert.pl/en/posts/2025/05/CVE-2025-4053/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2025-4053?
CVE-2025-4053 has been scored as a medium severity vulnerability.
How to fix CVE-2025-4053?
To fix CVE-2025-4053, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-4053 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-4053 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-4053?
CVE-2025-4053 affects Be-Tech Mifare Classic cards.
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