CVE-2023-36407

highpriority · track · 42EPSS 0.017 · 77 %ileexploit · PoCDEEURUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

2 exploits · PoC

Likely / severe?

1.73% (77th) EPSS

CVSS 7.8 · high

Is it mine?

53 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-26

Windows Hyper-V Elevation of Privilege Vulnerability

remediations

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

A vendor fix is available.

FixedWindows 11 Version 22H2 for ARM64-based Systemsmsrc_csaf
10.0.22621.2715:Security Update:https://support.microsoft.com/help/5032190
https://support.microsoft.com/help/5032190
FixedWindows 11 Version 22H2 for x64-based Systemsmsrc_csaf
10.0.22621.2715:Security Update:https://support.microsoft.com/help/5032190
https://support.microsoft.com/help/5032190
FixedWindows 11 Version 23H2 for ARM64-based Systemsmsrc_csaf
10.0.22631.2715:Security Update:https://support.microsoft.com/help/5032190
https://support.microsoft.com/help/5032190
FixedWindows 11 Version 23H2 for x64-based Systemsmsrc_csaf
10.0.22631.2715:Security Update:https://support.microsoft.com/help/5032190
https://support.microsoft.com/help/5032190
FixedWindows 11 version 21H2 for ARM64-based Systemsmsrc_csaf
10.0.22000.2600:Security Update:https://support.microsoft.com/help/5032192
https://support.microsoft.com/help/5032192
FixedWindows 11 version 21H2 for x64-based Systemsmsrc_csaf
10.0.22000.2600:Security Update:https://support.microsoft.com/help/5032192
https://support.microsoft.com/help/5032192
FixedWindows Server 2022msrc_csaf
10.0.20348.2113:Security Update:https://support.microsoft.com/help/5032198
https://support.microsoft.com/help/5032198
FixedWindows Server 2022 (Server Core installation)msrc_csaf
10.0.20348.2113:Security Update:https://support.microsoft.com/help/5032198
https://support.microsoft.com/help/5032198
FixedWindows Server 2022, 23H2 Edition (Server Core installation)msrc_csaf
10.0.25398.531:Security Update:https://support.microsoft.com/help/5032202
https://support.microsoft.com/help/5032202

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

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

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

v3.17.4highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Psecondary · 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

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USCWE-20USCWE-264US

exploits (2)

Public proof-of-concept and weaponised exploit code.

pwndorei/CVE-2023-36407PoC - CVE-2023-36407PoC · poc_in_github
zha0/CVE-2023-36407zha0/CVE-2023-36407PoC · poc_in_github

affected products (53)

Products and version ranges known to be affected.

Hitachi Storageall versionscert_bundDEcpe:/h:hitachi:storage:-
Microsoft Windows 10all versionscert_bundDEcpe:/o:microsoft:windows_10:-
Microsoft Windows 10 Version 1607all versionscert_bundDEcpe:/o:microsoft:windows_10:version_1607
Microsoft Windows 10 Version 1809all versionscert_bundDEcpe:/o:microsoft:windows_10:version_1809
Microsoft Windows 10 Version 21H2all versionscert_bundDEcpe:/o:microsoft:windows_10:version_21h2
Microsoft Windows 10 Version 22H2all versionscert_bundDEcpe:/o:microsoft:windows_10:version_22h2
Microsoft Windows 11 Version 22H2all versionscert_bundDEcpe:/o:microsoft:windows_11:version_22h2
Microsoft Windows 11 Version 23H2all versionscert_bundDEcpe:/o:microsoft:windows_11:version_23h2
Microsoft Windows 11 version 21H2all versionscert_bundDE
Microsoft Windows Server 2008 R2 SP1all versionscert_bundDEcpe:/o:microsoft:windows_server:2008_r2_sp1
Microsoft Windows Server 2008 SP2all versionscert_bundDEcpe:/o:microsoft:windows_server:2008_sp2
Microsoft Windows Server 2012all versionscert_bundDEcpe:/o:microsoft:windows_server_2012:::server_core_installation
Microsoft Windows Server 2012 R2all versionscert_bundDEcpe:/o:microsoft:windows_server_2012_r2:-
Microsoft Windows Server 2016all versionscert_bundDEcpe:/o:microsoft:windows_server_2016:server_2016::server_core_installation
Microsoft Windows Server 2019all versionscert_bundDEcpe:/o:microsoft:windows_server_2019:server_core_installation
Microsoft Windows Server 2022all versionscert_bundDEcpe:/o:microsoft:windows_server_2022:-
Microsoft Windows Server 2022 23H2 Editionall versionscert_bundDEcpe:/o:microsoft:windows_server_2022:23h2_edition
Microsoft Windows 11≤ version 21H2cert_bundDE
Microsoft Windows 11 Version 23H210.0.22631.0 → 10.0.22631.2715enisa_euvdEU
Microsoft Windows 11 version 21H210.0.0 → 10.0.22000.2600enisa_euvdEU

showing 20 of 53

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-2890Microsoft Windows: Mehrere SchwachstellenDeutsch2023-11-14csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in verschiedenen Versionen von Microsoft Windows und Microsoft Windows Server ausnutzen, um seine Privilegien zu erhöhen, um beliebigen Code auszuführen, um Informationen offenzulegen, Sicherheitsmechanismen zu umgehen und um einen Denial of Service Zustand herbeizuführen.
msrc_CVE-2023-36407Windows Hyper-V Elevation of Privilege Vulnerability2023-11-14csaf · 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 cert_bund msrc_csaf NVD CVE.org MITRE

published 2023-11-14modified 2026-06-17

references (5)

External citations — patches, advisories, analysis.

scry

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