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CVE-2021-43327

nvd nist
Published: Dec 2, 2021Modified: Jun 17, 2026

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4.6
Vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploitability: 0.9 / Impact: 3.6
Source: NVD

Description

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 (2)

Renesas
2 products
Rx65n Firmware
Rx65 Firmware
Configuration A
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Rx65n Firmware
All versions
Running on/withPlatform Versions
Renesas
Rx65n
All versions
Configuration B
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Rx65 Firmware
All versions
Running on/withPlatform Versions
Renesas
Rx65
All versions

References (2)

Source: cve@mitre.org
ExploitThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitThird Party Advisory

Timeline

No history available yet.