OnlyFm252
Role: Windows Hyper-V

CVE-2022-22712 — Windows Hyper-V Denial of Service Vulnerability

Important CVSS 5.6 EPSS 0.00747 2022-02 archive

Executive Summary

None

Overview

5.6
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Denial of Service
Released Feb 8 2022
Last Updated Feb 8 2022
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.00747 — 0.49967 percentile
NVD CVSS 5.6 MEDIUM — matches MSRC

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C
ATTACK VECTOR
Local
ATTACK COMPLEXITY
High
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Changed
CONFIDENTIALITY
None
INTEGRITY
None
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 4.9

EPSS Score

0.00747
probability of exploitation in the next 30 days
0.49967 percentile - updated 2026-06-21
View on FIRST.org

Affected Products

9 affected products
Product KB Article Severity Impact Restart Required
Windows 10 Version 1809 for x64-based Systems 5010351 (Security Update) Important Denial of Service Yes
Windows 10 Version 1909 for x64-based Systems 5010345 (Security Update) Important Denial of Service Yes
Windows 10 Version 20H2 for x64-based Systems 5010342 (Security Update) Important Denial of Service Yes
Windows 10 Version 21H1 for x64-based Systems 5010342 (Security Update) Important Denial of Service Yes
Windows 10 Version 21H2 for x64-based Systems 5010342 (Security Update) Important Denial of Service Yes
Windows 11 version 21H2 for x64-based Systems 5010386 (Security Update) Important Denial of Service Yes
Windows Server 2019 5010351 (Security Update) Important Denial of Service Yes
Windows Server 2019 (Server Core installation) 5010351 (Security Update) Important Denial of Service Yes
Windows Server 2022 5010354 (Security Update) 5010456 (Security Hotpatch Update) Important Denial of Service 5009555 Base: 5.6 Temporal: 4.9 Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C 10.0.20348.524 10.0.20348.525 Yes 5010354 Windows Server 2022 (Server Core installation) 5010354 (Security Update) 5010456 (Security Hotpatch Update) Important Denial of Service 5009555 Base: 5.6 Temporal: 4.9 Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C 10.0.20348.524 10.0.20348.525 Yes 5010354 Windows Server, version 20H2 (Server Core Installation) 5010342 (Security Update) Important Denial of Service Yes

Patches

4 patches
Article Type Restart
5010351 Security Update Yes
5010345 Security Update Yes
5010342 Security Update Yes
5010386 Security Update Yes

Known Exploits

Acknowledgments

rezer0dai

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