CVE Vulnerability

CVE-2021-38394

An attacker with physical access to the device can extract the binary that checks for the hardware key and reverse engineer it, which could be used to create a physical duplicate of a valid hardware key. The hardware key allows access to special settings when inserted.

6.9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.4 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

6.4 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 0.5 / Impact : 5.9

Attack Vector PHYSICAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://us-cert.cisa.gov/ics/advisories/icsma-21-273-01 Third Party Advisory US Government Resource
Configurations

Configuration 1
Information

Published : 2021-10-04 06:15

Updated : 2021-10-13 07:48

NVD link : CVE-2021-38394

Mitre link : CVE-2021-38394

Products Affected
No products.
CWE
CWE-1278

Missing Protection Against Hardware Reverse Engineering Using Integrated Circuit (IC) Imaging Techniques