CVE-2021-45454 is an information disclosure vulnerability affecting Ampere Altra and Altra Max processors, specifically their firmware versions before SRP 1.08b and 2.05 respectively. This flaw allows unauthorized access to power telemetry data via HWmon. Rated 7.5 HIGH on CVSS, it presents a network-exploitable, low-complexity attack that can lead to high confidentiality impact without requiring user interaction. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.08bCPE matchmatch criteria | cpe:2.3:o:amperecomputing:ampere_altra_firmware:*:*:*:*:*:*:*:* | ||
< 2.05CPE matchmatch criteria | cpe:2.3:o:amperecomputing:ampere_altra_max_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/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, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.