Description
Yubico YubiKey 5.4.1 through 5.7.3 before 5.7.4 has an incorrect FIDO CTAP PIN/UV Auth Protocol Two implementation. It uses the signature length from CTAP PIN/UV Auth Protocol One, even when CTAP PIN/UV Auth Protocol Two was chosen, resulting in a partial signature verification.
Metrics
CVSS 3.1 2.2/10
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:NWeakness enumeration
Affected software
No affected versions have been published.
Timeline
- Published
- Apr 3, 2025
- Last modified
- Jun 17, 2026
- NVD status
- Deferred