by Kastro
Paper/Archive/CVE-2021-26334

CVE-2021-26334

AMD μProf Tool — AMD Chipset Driver Information Disclosure Vulnerability

EPSS 1%CVSS 9.9
critical.is priorityof 100
43
CVSS 9.9 (NVD)9.9 / 10 × 3029.7Not in CISA KEV+300.0EPSS percentile 68.4.684 × 2013.7No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

The AMDPowerProfiler.sys driver of AMD μProf tool may allow lower privileged users to access MSRs in kernel which may lead to privilege escalation and ring-0 code execution by the lower privileged user.

Affected

ProductAffectedFixed inSource
μProf ToolμProf Tool – < 3.4.4943.4.494CNA

Scores by source

NVD9.9CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

References

refamd.com/en/corporate/product-security/bulletin/amd-sb-1016