CVE Vulnerabilities

CVE-2021-43327

Published: Dec 02, 2021 | Modified: Aug 08, 2023

CVSS 3.x

4.6

MEDIUM

Source:

NVD

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

CVSS 2.x

2.1 LOW

RedHat/V2

RedHat/V3

Ubuntu

Additional information

NVD	https://nvd.nist.gov/vuln/detail/CVE-2021-43327
CWE	https://cwe.mitre.org/data/definitions/.html

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.

Affected Software

Name	Vendor	Start Version	End Version
Rx65n_firmware	Renesas	- (including)	- (including)

References

https://www.collshade.fr/articles/reneshack/rx_glitch_article.html

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