CVE-2020-12061

 

Published at: - 21-05-2021 02:15

Last modified: - 10-07-2022 11:15

Total changes: - 3

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.

Common Vulnerability Scoring System (CVSS)

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

 

Verification logic

 

Reference

• https://github.com/Nitrokey/nitrokey-fido-u2f-firmware/releases
• https://eprint.iacr.org/2021/640.pdf
• https://github.com/Nitrokey/nitrokey-fido-u2f-firmware/commits/master
• https://cwe.mitre.org/data/definitions/523.html

 

Keywords

NVD

 

CVE-2020-12061

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures