CVE-2020-12933

Name: CVE-2020-12933
Creator: NVD / NIST
Published: 2020-10-13T22:15:14.027+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.34%

Last modified Jun 17, 2026

CVE-2020-12933 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A denial of service vulnerability exists in the D3DKMTEscape handler functionality of AMD ATIKMDAG.SYS (e.g. version 26.20.15029.27017). EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

A denial of service vulnerability exists in the D3DKMTEscape handler functionality of AMD ATIKMDAG.SYS (e.g. version 26.20.15029.27017). A specially crafted D3DKMTEscape API request can cause an out-of-bounds read in Windows OS kernel memory area. This vulnerability can be triggered from a non-privileged account.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.34%

25.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Amd	Atikmdag.Sys	26.20.15029.27017

References

https://www.amd.com/en/corporate/product-securityPatch, Vendor Advisory
https://www.amd.com/en/corporate/product-securityPatch, Vendor Advisory

Timeline

Published: Oct 13, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-12933?

How severe is CVE-2020-12933?

CVE-2020-12933 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2020-12933?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-12933?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST