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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.6 MEDIUM
PHYSICAL
LOW
NONE
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 19%
VendorProductVersion
renesasrx65n_firmware
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renesasrx65_firmware
-
𝑥
= Vulnerable software versions
References
https://www.collshade.fr/articles/reneshack/rx_glitch_article.html
https://www.collshade.fr/articles/reneshack/rx_glitch_article.html