CVE-2022-30203

mediumpriority · track · 29OT risk · elevatedEPSS 0.015 · 74 %ileexploit · PoCEURUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · PoC

Likely / severe?

1.49% (74th) EPSS

CVSS 4.6 · medium

Is it mine?

147 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · msrc_csaf

EPSS · scored 2026-10-27

Windows Boot Manager Security Feature Bypass 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
10.0.14393.5246:Security Update:https://support.microsoft.com/help/5015808
https://support.microsoft.com/help/5015808
FixedWindows 10 Version 1607 for x64-based Systemsmsrc_csaf
10.0.14393.5246:Security Update:https://support.microsoft.com/help/5015808
https://support.microsoft.com/help/5015808
FixedWindows 10 Version 1809 for 32-bit Systemsmsrc_csaf
10.0.17763.3165:Security Update:https://support.microsoft.com/help/5015811
https://support.microsoft.com/help/5015811
FixedWindows 10 Version 1809 for ARM64-based Systemsmsrc_csaf
10.0.17763.3165:Security Update:https://support.microsoft.com/help/5015811
https://support.microsoft.com/help/5015811
FixedWindows 10 Version 1809 for x64-based Systemsmsrc_csaf
10.0.17763.3165:Security Update:https://support.microsoft.com/help/5015811
https://support.microsoft.com/help/5015811
FixedWindows 10 Version 20H2 for 32-bit Systemsmsrc_csaf
10.0.19042.1826:Security Update:https://support.microsoft.com/help/5015807
https://support.microsoft.com/help/5015807
FixedWindows 10 Version 20H2 for ARM64-based Systemsmsrc_csaf
10.0.19042.1826:Security Update:https://support.microsoft.com/help/5015807
https://support.microsoft.com/help/5015807
FixedWindows 10 Version 21H1 for 32-bit Systemsmsrc_csaf
10.0.19043.1826:Security Update:https://support.microsoft.com/help/5015807
https://support.microsoft.com/help/5015807
FixedWindows 10 Version 21H1 for ARM64-based Systemsmsrc_csaf
10.0.19043.1826:Security Update:https://support.microsoft.com/help/5015807
https://support.microsoft.com/help/5015807
FixedWindows 10 Version 21H1 for x64-based Systemsmsrc_csaf
10.0.19043.1826:Security Update:https://support.microsoft.com/help/5015807
https://support.microsoft.com/help/5015807
FixedWindows 10 Version 21H2 for 32-bit Systemsmsrc_csaf
10.0.19044.1826:Security Update:https://support.microsoft.com/help/5015807
https://support.microsoft.com/help/5015807
FixedWindows 10 Version 21H2 for ARM64-based Systemsmsrc_csaf
10.0.19044.1826:Security Update:https://support.microsoft.com/help/5015807
https://support.microsoft.com/help/5015807
FixedWindows 10 Version 21H2 for x64-based Systemsmsrc_csaf
10.0.19044.1826:Security Update:https://support.microsoft.com/help/5015807
https://support.microsoft.com/help/5015807
FixedWindows 10 for 32-bit Systemsmsrc_csaf
10.0.10240.19360:Security Update:https://support.microsoft.com/help/5015832
https://support.microsoft.com/help/5015832
FixedWindows 10 for x64-based Systemsmsrc_csaf
10.0.10240.19360:Security Update:https://support.microsoft.com/help/5015832
https://support.microsoft.com/help/5015832
FixedWindows 11 version 21H2 for ARM64-based Systemsmsrc_csaf
10.0.22000.795:Security Update:https://support.microsoft.com/help/5015814
https://support.microsoft.com/help/5015814
FixedWindows 11 version 21H2 for x64-based Systemsmsrc_csaf
10.0.22000.795:Security Update:https://support.microsoft.com/help/5015814
https://support.microsoft.com/help/5015814
FixedWindows 7 for 32-bit Systems Service Pack 1msrc_csaf
6.1.7601.26022:Monthly Rollup:https://support.microsoft.com/help/5015861
https://support.microsoft.com/help/5015861
FixedWindows 7 for x64-based Systems Service Pack 1msrc_csaf
6.1.7601.26022:Monthly Rollup:https://support.microsoft.com/help/5015861
https://support.microsoft.com/help/5015861
FixedWindows 8.1 for 32-bit systemsmsrc_csaf
6.3.9600.20478:Monthly Rollup:https://support.microsoft.com/help/5015874
https://support.microsoft.com/help/5015874
FixedWindows 8.1 for x64-based systemsmsrc_csaf
6.3.9600.20478:Monthly Rollup:https://support.microsoft.com/help/5015874
https://support.microsoft.com/help/5015874
FixedWindows RT 8.1msrc_csaf
6.3.9600.20478:Monthly Rollup:https://support.microsoft.com/help/5015874
https://support.microsoft.com/help/5015874
FixedWindows Server 2008 R2 for x64-based Systems Service Pack 1msrc_csaf
6.1.7601.26022:Monthly Rollup:https://support.microsoft.com/help/5015861
https://support.microsoft.com/help/5015861
FixedWindows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)msrc_csaf
6.1.7601.26022:Monthly Rollup:https://support.microsoft.com/help/5015861
https://support.microsoft.com/help/5015861
FixedWindows Server 2008 for 32-bit Systems Service Pack 2msrc_csaf
6.0.6003.21569:Monthly Rollup:https://support.microsoft.com/help/5015866
https://support.microsoft.com/help/5015866
FixedWindows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)msrc_csaf
6.0.6003.21569:Monthly Rollup:https://support.microsoft.com/help/5015866
https://support.microsoft.com/help/5015866
FixedWindows Server 2008 for x64-based Systems Service Pack 2msrc_csaf
6.0.6003.21569:Monthly Rollup:https://support.microsoft.com/help/5015866
https://support.microsoft.com/help/5015866
FixedWindows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)msrc_csaf
6.0.6003.21569:Monthly Rollup:https://support.microsoft.com/help/5015866
https://support.microsoft.com/help/5015866
FixedWindows Server 2012msrc_csaf
6.2.9200.23771:Monthly Rollup:https://support.microsoft.com/help/5015863
https://support.microsoft.com/help/5015863
FixedWindows Server 2012 (Server Core installation)msrc_csaf
6.2.9200.23771:Monthly Rollup:https://support.microsoft.com/help/5015863
https://support.microsoft.com/help/5015863
FixedWindows Server 2012 R2msrc_csaf
6.3.9600.20478:Monthly Rollup:https://support.microsoft.com/help/5015874
https://support.microsoft.com/help/5015874
FixedWindows Server 2012 R2 (Server Core installation)msrc_csaf
6.3.9600.20478:Monthly Rollup:https://support.microsoft.com/help/5015874
https://support.microsoft.com/help/5015874
FixedWindows Server 2016msrc_csaf
10.0.14393.5246:Security Update:https://support.microsoft.com/help/5015808
https://support.microsoft.com/help/5015808
FixedWindows Server 2016 (Server Core installation)msrc_csaf
10.0.14393.5246:Security Update:https://support.microsoft.com/help/5015808
https://support.microsoft.com/help/5015808
FixedWindows Server 2019msrc_csaf
10.0.17763.3165:Security Update:https://support.microsoft.com/help/5015811
https://support.microsoft.com/help/5015811
FixedWindows Server 2019 (Server Core installation)msrc_csaf
10.0.17763.3165:Security Update:https://support.microsoft.com/help/5015811
https://support.microsoft.com/help/5015811
FixedWindows Server 2022msrc_csaf
10.0.20348.825:Security Update:https://support.microsoft.com/help/5015827
https://support.microsoft.com/help/5015827
FixedWindows Server 2022 (Server Core installation)msrc_csaf
10.0.20348.825:Security Update:https://support.microsoft.com/help/5015827
https://support.microsoft.com/help/5015827
FixedWindows Server, version 20H2 (Server Core Installation)msrc_csaf
10.0.19042.1826:Security Update:https://support.microsoft.com/help/5015807
https://support.microsoft.com/help/5015807

cvss

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

7.4

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.6–7.4

v2.04.6mediumAV:L/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 3.9 · impact 6.4

v3.17.4highAV:P/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.17.4highCVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · ENISA EU

v3.17.4highCVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:Hsecondary · secure@microsoft.com USexploitability 0.7 · impact 6

v3.17highCVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:Psecondary · CVSS-BT (t0sche)

v3.17.4highCVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:C/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: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-264USCWE-863US

exploits (1)

Public proof-of-concept and weaponised exploit code.

Wack0/dubiousdiskThe Porygon-Z that's super effective against Secure Boot! (CVE-2022-30203, CVE-2023-21560, CVE-2023-28269, CVE-2023-28249, and more...)PoC · poc_in_github

affected products (147)

Products and version ranges known to be affected.

Microsoft Windows 10 Version 150710.0.10240.0 → 10.0.10240.19360enisa_euvdEU
Microsoft Windows 10 Version 160710.0.14393.0 → 10.0.14393.5246enisa_euvdEU
Microsoft Windows 10 Version 180910.0.0 → 10.0.17763.3165enisa_euvdEU
Microsoft Windows 10 Version 180910.0.17763.0 → 10.0.17763.3165enisa_euvdEU
Microsoft Windows 10 Version 20H210.0.0 → 10.0.19042.1826enisa_euvdEU
Microsoft Windows 10 Version 21H110.0.0 → 10.0.19043.1826enisa_euvdEU
Microsoft Windows 10 Version 21H210.0.19043.0 → 10.0.19044.1826enisa_euvdEU
Microsoft Windows 11 version 21H210.0.0 → 10.0.22000.795enisa_euvdEU
Microsoft Windows 76.1.0 → 6.1.7601.26022enisa_euvdEU
Microsoft Windows 7 Service Pack 16.1.0 → 6.1.7601.26022enisa_euvdEU
Microsoft Windows 8.16.3.0 → 6.3.9600.20478enisa_euvdEU
Microsoft Windows Server 2008 R2 Service Pack 16.1.7601.0 → 6.1.7601.26022enisa_euvdEU
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)6.1.7601.0 → 6.1.7601.26022enisa_euvdEU
Microsoft Windows Server 2008 Service Pack 26.0.6003.0 → 6.0.6003.21569enisa_euvdEU
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation)6.0.6003.0 → 6.0.6003.21569enisa_euvdEU
Microsoft Windows Server 20126.2.9200.0 → 6.2.9200.23771enisa_euvdEU
Microsoft Windows Server 2012 (Server Core installation)6.2.9200.0 → 6.2.9200.23771enisa_euvdEU
Microsoft Windows Server 2012 R26.3.9600.0 → 6.3.9600.20478enisa_euvdEU
Microsoft Windows Server 2012 R2 (Server Core installation)6.3.9600.0 → 6.3.9600.20478enisa_euvdEU
Microsoft Windows Server 201610.0.14393.0 → 10.0.14393.5246enisa_euvdEU

showing 20 of 147

advisories (1)

Vendor and ecosystem advisories describing this.

msrc_CVE-2022-30203Windows Boot Manager Security Feature Bypass Vulnerability2022-07-12csaf · 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 2022-07-12modified 2026-06-17

references (7)

External citations — patches, advisories, analysis.

scry

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