CVE-2022-41125

highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.030 · 87 %ileEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV

Likely / severe?

3.05% (87th) EPSS

CVSS 7.8 · high

Is it mine?

127 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · msrc_csaf

added 2022-11-08remediate by 2022-12-09

required action Apply updates per vendor instructions.

EPSS · scored 2026-10-26

Microsoft Windows CNG Key Isolation Service Privilege Escalation Vulnerability

Windows CNG Key Isolation Service Elevation of Privilege Vulnerability

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedWindows 10 Version 1607 for 32-bit Systemsmsrc_csaf
10.0.14393.5501:Security Update:https://support.microsoft.com/help/5019964
https://support.microsoft.com/help/5019964
FixedWindows 10 Version 1607 for x64-based Systemsmsrc_csaf
10.0.14393.5501:Security Update:https://support.microsoft.com/help/5019964
https://support.microsoft.com/help/5019964
FixedWindows 10 Version 1809 for 32-bit Systemsmsrc_csaf
10.0.17763.3650:Security Update:https://support.microsoft.com/help/5019966
https://support.microsoft.com/help/5019966
FixedWindows 10 Version 1809 for ARM64-based Systemsmsrc_csaf
10.0.17763.3650:Security Update:https://support.microsoft.com/help/5019966
https://support.microsoft.com/help/5019966
FixedWindows 10 Version 1809 for x64-based Systemsmsrc_csaf
10.0.17763.3650:Security Update:https://support.microsoft.com/help/5019966
https://support.microsoft.com/help/5019966
FixedWindows 10 Version 20H2 for 32-bit Systemsmsrc_csaf
10.0.19042.2251:Security Update:https://support.microsoft.com/help/5019959
https://support.microsoft.com/help/5019959
FixedWindows 10 Version 20H2 for ARM64-based Systemsmsrc_csaf
10.0.19042.2251:Security Update:https://support.microsoft.com/help/5019959
https://support.microsoft.com/help/5019959
FixedWindows 10 Version 21H1 for 32-bit Systemsmsrc_csaf
10.0.19043.2251:Security Update:https://support.microsoft.com/help/5019959
https://support.microsoft.com/help/5019959
FixedWindows 10 Version 21H1 for ARM64-based Systemsmsrc_csaf
10.0.19043.2251:Security Update:https://support.microsoft.com/help/5019959
https://support.microsoft.com/help/5019959
FixedWindows 10 Version 21H1 for x64-based Systemsmsrc_csaf
10.0.19043.2251:Security Update:https://support.microsoft.com/help/5019959
https://support.microsoft.com/help/5019959
FixedWindows 10 Version 21H2 for 32-bit Systemsmsrc_csaf
10.0.19044.2251:Security Update:https://support.microsoft.com/help/5019959
https://support.microsoft.com/help/5019959
FixedWindows 10 Version 21H2 for ARM64-based Systemsmsrc_csaf
10.0.19044.2251:Security Update:https://support.microsoft.com/help/5019959
https://support.microsoft.com/help/5019959
FixedWindows 10 Version 21H2 for x64-based Systemsmsrc_csaf
10.0.19044.2251:Security Update:https://support.microsoft.com/help/5019959
https://support.microsoft.com/help/5019959
FixedWindows 10 Version 22H2 for 32-bit Systemsmsrc_csaf
10.0.19045.2251:Security Update:https://support.microsoft.com/help/5019959
https://support.microsoft.com/help/5019959
FixedWindows 10 Version 22H2 for ARM64-based Systemsmsrc_csaf
10.0.19045.2251:Security Update:https://support.microsoft.com/help/5019959
https://support.microsoft.com/help/5019959
FixedWindows 10 Version 22H2 for x64-based Systemsmsrc_csaf
10.0.19045.2251:Security Update:https://support.microsoft.com/help/5019959
https://support.microsoft.com/help/5019959
FixedWindows 10 for 32-bit Systemsmsrc_csaf
10.0.10240.19567:Security Update:https://support.microsoft.com/help/5019970
https://support.microsoft.com/help/5019970
FixedWindows 10 for x64-based Systemsmsrc_csaf
10.0.10240.19567:Security Update:https://support.microsoft.com/help/5019970
https://support.microsoft.com/help/5019970
FixedWindows 11 Version 22H2 for ARM64-based Systemsmsrc_csaf
10.0.22621.819:Security Update:https://support.microsoft.com/help/5019980
https://support.microsoft.com/help/5019980
FixedWindows 11 Version 22H2 for x64-based Systemsmsrc_csaf
10.0.22621.819:Security Update:https://support.microsoft.com/help/5019980
https://support.microsoft.com/help/5019980
FixedWindows 11 version 21H2 for ARM64-based Systemsmsrc_csaf
10.0.22000.1219:Security Update:https://support.microsoft.com/help/5019961
https://support.microsoft.com/help/5019961
FixedWindows 11 version 21H2 for x64-based Systemsmsrc_csaf
10.0.22000.1219:Security Update:https://support.microsoft.com/help/5019961
https://support.microsoft.com/help/5019961
FixedWindows 8.1 for 32-bit systemsmsrc_csaf
6.3.9600.20670:Security Only:https://support.microsoft.com/help/5020010
https://support.microsoft.com/help/5020010
FixedWindows 8.1 for x64-based systemsmsrc_csaf
6.3.9600.20670:Security Only:https://support.microsoft.com/help/5020010
https://support.microsoft.com/help/5020010
FixedWindows RT 8.1msrc_csaf
6.3.9600.20670:Security Only:https://support.microsoft.com/help/5020010
https://support.microsoft.com/help/5020010
FixedWindows Server 2012msrc_csaf
6.2.9200.23968:Security Only:https://support.microsoft.com/help/5020003
https://support.microsoft.com/help/5020003
FixedWindows Server 2012 (Server Core installation)msrc_csaf
6.2.9200.23968:Security Only:https://support.microsoft.com/help/5020003
https://support.microsoft.com/help/5020003
FixedWindows Server 2012 R2msrc_csaf
6.3.9600.20670:Security Only:https://support.microsoft.com/help/5020010
https://support.microsoft.com/help/5020010
FixedWindows Server 2012 R2 (Server Core installation)msrc_csaf
6.3.9600.20670:Security Only:https://support.microsoft.com/help/5020010
https://support.microsoft.com/help/5020010
FixedWindows Server 2016msrc_csaf
10.0.14393.5501:Security Update:https://support.microsoft.com/help/5019964
https://support.microsoft.com/help/5019964
FixedWindows Server 2016 (Server Core installation)msrc_csaf
10.0.14393.5501:Security Update:https://support.microsoft.com/help/5019964
https://support.microsoft.com/help/5019964
FixedWindows Server 2019msrc_csaf
10.0.17763.3650:Security Update:https://support.microsoft.com/help/5019966
https://support.microsoft.com/help/5019966
FixedWindows Server 2019 (Server Core installation)msrc_csaf
10.0.17763.3650:Security Update:https://support.microsoft.com/help/5019966
https://support.microsoft.com/help/5019966
FixedWindows Server 2022msrc_csaf
10.0.20348.1251:Security Hotpatch Update:https://support.microsoft.com/help/5019080
https://support.microsoft.com/help/5019080
FixedWindows Server 2022 (Server Core installation)msrc_csaf
10.0.20348.1251:Security Hotpatch Update:https://support.microsoft.com/help/5019080
https://support.microsoft.com/help/5019080

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.17.8highAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · ENISA EU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · secure@microsoft.com USexploitability 1.8 · impact 5.9

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USprimaryCWE-17US

ATT&CK techniques

ATT&CK techniques this enables or maps to.

affected products (127)

Products and version ranges known to be affected.

Microsoft Windows 10 Version 150710.0.10240.0 → 10.0.10240.19567enisa_euvdEU
Microsoft Windows 10 Version 160710.0.14393.0 → 10.0.14393.5501enisa_euvdEU
Microsoft Windows 10 Version 180910.0.0 → 10.0.17763.3650enisa_euvdEU
Microsoft Windows 10 Version 180910.0.17763.0 → 10.0.17763.3650enisa_euvdEU
Microsoft Windows 10 Version 20H210.0.0 → 10.0.19042.2251enisa_euvdEU
Microsoft Windows 10 Version 21H110.0.0 → 10.0.19043.2251enisa_euvdEU
Microsoft Windows 10 Version 21H210.0.19043.0 → 10.0.19044.2251enisa_euvdEU
Microsoft Windows 10 Version 22H210.0.19045.0 → 10.0.19045.2251enisa_euvdEU
Microsoft Windows 11 version 21H210.0.0 → 10.0.22000.1219enisa_euvdEU
Microsoft Windows 11 version 22H210.0.22621.0 → 10.0.22621.819enisa_euvdEU
Microsoft Windows 8.16.3.0 → 6.3.9600.20671enisa_euvdEU
Microsoft Windows Server 20126.2.9200.0 → 6.2.9200.23968enisa_euvdEU
Microsoft Windows Server 2012 (Server Core installation)6.2.9200.0 → 6.2.9200.23968enisa_euvdEU
Microsoft Windows Server 2012 R26.3.9600.0 → 6.3.9600.20671enisa_euvdEU
Microsoft Windows Server 2012 R2 (Server Core installation)6.3.9600.0 → 6.3.9600.20671enisa_euvdEU
Microsoft Windows Server 201610.0.14393.0 → 10.0.14393.5501enisa_euvdEU
Microsoft Windows Server 2016 (Server Core installation)10.0.14393.0 → 10.0.14393.5501enisa_euvdEU
Microsoft Windows Server 201910.0.17763.0 → 10.0.17763.3650enisa_euvdEU
Microsoft Windows Server 2019 (Server Core installation)10.0.17763.0 → 10.0.17763.3650enisa_euvdEU
Microsoft Windows Server 202210.0.20348.0 → 10.0.20348.1249enisa_euvdEU

showing 20 of 127

advisories (1)

Vendor and ecosystem advisories describing this.

msrc_CVE-2022-41125Windows CNG Key Isolation Service Elevation of Privilege Vulnerability2022-11-08csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu msrc_csaf NVD CVE.org MITRE

published 2022-11-09modified 2026-08-10

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+16091 more

references (8)

External citations — patches, advisories, analysis.

scry

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