CVE-2025-29991

Yubico / YubiKey PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
Yubico / YubiKey	affected 5.4.1 before 5.7.4

CWE

CWE-1390

References

https://www.yubico.com/support/security-advisories/ysa-2025-02/

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.