← Back to CVE List

CVE-2021-33881

Published: 2021-06-06T16:15Z
Last Modified: 2024-11-21T06:09Z
Source: MITRE CVE List
License: MITRE-CVE-TOS
On NXP MIFARE Ultralight and NTAG cards, an attacker can interrupt a write operation (aka conduct a "tear off" attack) over RFID to bypass a Monotonic Counter protection mechanism. The impact depends on how the anti tear-off feature is used in specific applications such as public transportation, physical access control, etc. > MITRE Terms of Use apply – see LICENSE‑MITRE.txt