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CVE-2021-43327 Details
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.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.collshade.fr/articles/reneshack/rx_glitch_article.html | CVE | ExploitThird Party Advisory |
| https://www.collshade.fr/articles/reneshack/rx_glitch_article.html | [email protected] | ExploitThird Party Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| NVD-CWE-noinfo | Insufficient Information to Classify Weakness | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| renesas rx65n firmware | All versions |
CPE
Remediation
| |
| renesas rx65n | All versions |
CPE
Remediation
| |
| renesas rx65 firmware | All versions |
CPE
Remediation
| |
| renesas rx65 | All versions |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Aug 8, 2023 | CWE Remap | [email protected] |
| Dec 7, 2021 | Initial Analysis | [email protected] |