CVE-2021-43399

 

Published at: - 08-12-2021 08:15

Last modified: - 04-04-2022 04:04

Total changes: - 4

Description

The Yubico YubiHSM YubiHSM2 library 2021.08, included in the yubihsm-shell project, does not properly validate the length of some operations including SSH signing requests, and some data operations received from a YubiHSM 2 device.

Common Vulnerability Scoring System (CVSS)

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

 

Verification logic

 

Reference

• https://www.yubico.com/support/security-advisories/ysa-2021-04/
• https://blog.inhq.net/posts/yubico-yubihsm-shell-vuln3/

 

Keywords

NVD

 

CVE-2021-43399

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures