CVE-2021-43327 describes a VCC glitch vulnerability affecting Renesas RX65 and RX65N devices. An attacker can leverage this hardware-based fault injection to extract the security ID key, subsequently enabling the extraction of protected firmware. Rated Medium with a CVSS score of 4.6 (AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N), this vulnerability requires physical proximity but has a high impact on confidentiality. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:o:renesas:rx65n_firmware:-:*:*:*:*:*:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:o:renesas:rx65_firmware:-:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.