What is CVE-2023-20556?

CVE-2023-20556 is a medium-severity vulnerability in Amd Amd_uprof. CVSS score: 5.5/10. Published 2023-08-08.

How severe is CVE-2023-20556?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Amd Amd_uprof

CVE-2023-20556

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. …

EPSS: 0.002 (15.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Amd Amd_uprof
Amd Μprof — versions various, various
Linux Linux_kernel
Microsoft Windows

References

psirt@amd.com (vendor-advisory, Patch, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2023-20556?: CVE-2023-20556 is a medium-severity vulnerability in Amd Amd_uprof. CVSS score: 5.5/10. Published 2023-08-08.
How severe is CVE-2023-20556?: Medium severity. CVSS v3 base score is 5.5 out of 10.