CVE-2021-33881

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,...

EUVD-2021-20554

Malware in sbrugna...

CVE-2021-33881

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,...

CVE-2021-33881

CVE-2021-33881 affects NXP MIFARE Ultralight and NTAG RFID cards. The issue allows an attacker to interrupt a write operation (a “tear off”/rip-off attack) to bypass the monotonic counter protection mechanism. Impact depends on usage of the anti tear-off feature in specific applications, such as ...