Vulnerability Description
An issue was discovered in Nitrokey FIDO U2F firmware through 1.1. Communication between the microcontroller and the secure element transmits credentials in plain. This allows an adversary to eavesdrop the communication and derive the secrets stored in the microcontroller. As a result, the attacker is able to arbitrarily manipulate the firmware of the microcontroller.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Nitrokey | Fido U2F Firmware | <= 1.1 |
| Nitrokey | Fido U2F | - |
Related Weaknesses (CWE)
References
- https://cwe.mitre.org/data/definitions/523.htmlThird Party Advisory
- https://eprint.iacr.org/2021/640.pdfExploitThird Party Advisory
- https://github.com/Nitrokey/nitrokey-fido-u2f-firmware/commits/masterPatchThird Party Advisory
- https://github.com/Nitrokey/nitrokey-fido-u2f-firmware/releasesThird Party Advisory
- https://cwe.mitre.org/data/definitions/523.htmlThird Party Advisory
- https://eprint.iacr.org/2021/640.pdfExploitThird Party Advisory
- https://github.com/Nitrokey/nitrokey-fido-u2f-firmware/commits/masterPatchThird Party Advisory
- https://github.com/Nitrokey/nitrokey-fido-u2f-firmware/releasesThird Party Advisory
FAQ
What is CVE-2020-12061?
CVE-2020-12061 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue was discovered in Nitrokey FIDO U2F firmware through 1.1. Communication between the microcontroller and the secure element transmits credentials in plain. This allows an adversary to eavesdro...
How severe is CVE-2020-12061?
CVE-2020-12061 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2020-12061?
Check the references section above for vendor advisories and patch information. Affected products include: Nitrokey Fido U2F Firmware, Nitrokey Fido U2F.