CVE Vulnerability

CVE-2021-43327

An issue was discovered on Renesas RX65 and RX65N devices. With a VCC glitch, an attacker can extract the security ID key from the device. Then, the protected firmware can be extracted.

2.1 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

4.6 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 0.9 / Impact : 3.6

Attack Vector PHYSICAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://www.collshade.fr/articles/reneshack/rx_glitch_article.html Exploit Third Party Advisory
Configurations

Configuration 1
Information

Published : 2021-12-02 08:15

Updated : 2021-12-07 05:11

NVD link : CVE-2021-43327

Mitre link : CVE-2021-43327

Products Affected
No products.
CWE
CWE-522