CVE-2025-29991 | THREATINT

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.

Reserved 2025-03-13 | Published 2025-04-03 | Updated 2025-04-03 | Assigner mitre

LOW: 2.2CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N

Problem types

CWE-1390 Weak Authentication

Product status

Default status

unknown

5.4.1 before 5.7.4

affected

References

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

cve.org (CVE-2025-29991)

nvd.nist.gov (CVE-2025-29991)

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