CVE-2023-20556

5.5 mediumEPSS 0.3%

Medium (5.5) in amd amd uprof. EPSS 0.3% chance of exploitation in the next 30 days.

Insufficient validation of the IOCTL (Input Output Control) input buffer in AMD μProf may allow an authenticated user to send an arbitrary buffer potentially resulting in a Windows crash leading to denial of service.

Severity

CVSS 3.1

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 19% of CVEs (scores of 2026-10-31)
Published: 2023-08-08
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

amd:amd_uprof

References

https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7003
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7003

Check your stack JSON