CVE-2022-21984

—

CVSS 3.1

8.8 high

EPSS

5%p91

Published

Feb 9, 2022 (Feb 9, 2022)

Modified

Jun 17, 2026

Description

Windows DNS Server Remote Code Execution Vulnerability

Vendors: microsoft
Products: windows 10, windows 11, windows server
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (4.8%)

In the news3 stories

Microsoft February 2022 Patch Tuesday security updates fix a zero

Security AffairsFeb 9, 14:50 UTC · Feb 9, 2022Vulnerability CVE-2022-21989 CVE-2022-23256 CVE-2022-21986+55 CVEs1

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Microsoft and Other Major Software Firms Release February 2022 Patch Updates

The Hacker NewsFeb 9, 06:40 UTC · Feb 9, 2022Vulnerability in the wildCVE-2022-21989 CVE-2022-21984 CVE-2022-22005+12 CVEs

60

A "light" February 2022 Patch Tuesday that should not be ignored

Help Net SecurityFeb 8, 00:00 UTC · Feb 8, 2022Vulnerability in the wildCVE-2022-21989 CVE-2022-21984 CVE-2022-21995+4 CVEs

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