VULNERABILITY INTELLIGENCE

CVE-2021-28447

CVSS score4.4 MEDIUM

EPSS probability2.04%

CISA KEVNot currently listed

Published2021-04-13

Last modified2026-06-17

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

Description

Windows Early Launch Antimalware Driver Security Feature Bypass Vulnerability

Weakness classification

nvd@nist.gov: NVD-CWE-noinfo

Primary references

secure@microsoft.com — Exploit, Third Party Advisory
secure@microsoft.com — Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory