Auth bypass in Microsoft Windows

CVE-2021-1054

NVIDIA GPU Display Driver for Windows, all versions, contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape in which the software does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action, which may lead to denial of service.

Vulnerability class: Broken Access Control

EPSS: 0.003 (18.6th 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

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-1054?
CVE-2021-1054 is a medium-severity vulnerability in Microsoft Windows, classified under Incorrect Authorization. CVSS score: 5.5/10. Published 2021-01-08.
How severe is CVE-2021-1054?
Medium severity. CVSS v3 base score is 5.5 out of 10.