CVE-2021-26333 is an information disclosure vulnerability in the AMD Platform Security Processor (PSP) chipset driver, affecting AMD chipset and PSP drivers. Low-privileged users can exploit a weak Discretionary Access Control List (DACL) to send requests to the driver, potentially leaking data from uninitialized physical memory pages. Rated Medium severity (CVSS 5.5), this local attack requires low privileges with no user interaction, leading to high confidentiality impact. While not in the KEV catalog and lacking public exploit code in Metasploit, Nuclei, or ExploitDB, it has garnered significant community discussion and media coverage, indicating awareness of its potential impact.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.08.17.735CPE matchmatch criteria | cpe:2.3:a:amd:chipset_driver:*:*:*:*:*:*:*:* | ||
< 5.17.0.0CPE matchmatch criteria | cpe:2.3:a:amd:psp_driver:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
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.