VULNERABILITY INTELLIGENCE

CVE-2021-43228

CVSS score7.5 HIGH

EPSS probability3.87%

CISA KEVNot currently listed

Published2021-12-15

Last modified2026-06-17

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

Description

SymCrypt Denial of Service Vulnerability

Weakness classification

nvd@nist.gov: NVD-CWE-noinfo

Primary references

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