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TI-2023-17721 Aliases CVE-2023-35386GHSA-fhv3-5p89-vfc8

Windows Kernel Elevation of Privilege Vulnerability

Priority MEDIUM 45CWE-125Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Privilege escalation
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Microsoft. Impact type from Microsoft.

Summary

Windows Kernel Elevation of Privilege Vulnerability

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.05547 92nd percentileScored 2026-11-07
Fix Fixed Microsoft: 8 updates

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
MicrosoftWindows 10 Version 150710.0.10240.0 to before 10.0.10240.2010710.0.10240.20107Patch availableCNA
MicrosoftWindows 10 Version 160710.0.14393.0 to before 10.0.14393.616710.0.14393.6167Patch availableCNA
MicrosoftWindows 10 Version 180910.0.17763.0 to before 10.0.17763.473710.0.17763.4737Patch availableCNA
MicrosoftWindows 10 Version 180910.0.0 to before 10.0.17763.473710.0.17763.4737Patch availableCNA
MicrosoftWindows 10 Version 21H210.0.19044.0 to before 10.0.19044.332410.0.19044.3324Patch availableCNA
MicrosoftWindows 10 Version 22H210.0.19045.0 to before 10.0.19045.332410.0.19045.3324Patch availableCNA
MicrosoftWindows 11 version 21H210.0.22000.0 to before 10.0.22000.229510.0.22000.2295Patch availableCNA
MicrosoftWindows 11 version 22H210.0.22621.0 to before 10.0.22621.213410.0.22621.2134Patch availableCNA
MicrosoftWindows Server 201610.0.14393.0 to before 10.0.14393.616710.0.14393.6167Patch availableCNA
MicrosoftWindows Server 2016 (Server Core installation)10.0.14393.0 to before 10.0.14393.616710.0.14393.6167Patch availableCNA
MicrosoftWindows Server 201910.0.17763.0 to before 10.0.17763.473710.0.17763.4737Patch availableCNA
MicrosoftWindows Server 2019 (Server Core installation)10.0.17763.0 to before 10.0.17763.473710.0.17763.4737Patch availableCNA
MicrosoftWindows Server 202210.0.20348.0 to before 10.0.20348.190610.0.20348.1906Patch availableCNA
  • Windows 10 Version 1507 VendorMicrosoft Affected 10.0.10240.0 to before 10.0.10240.20107 Fixed in 10.0.10240.20107 Patch available CNA
  • Windows 10 Version 1607 VendorMicrosoft Affected 10.0.14393.0 to before 10.0.14393.6167 Fixed in 10.0.14393.6167 Patch available CNA
  • Windows 10 Version 1809 VendorMicrosoft Affected 10.0.17763.0 to before 10.0.17763.4737 Fixed in 10.0.17763.4737 Patch available CNA
  • Windows 10 Version 1809 VendorMicrosoft Affected 10.0.0 to before 10.0.17763.4737 Fixed in 10.0.17763.4737 Patch available CNA
  • Windows 10 Version 21H2 VendorMicrosoft Affected 10.0.19044.0 to before 10.0.19044.3324 Fixed in 10.0.19044.3324 Patch available CNA
  • Windows 10 Version 22H2 VendorMicrosoft Affected 10.0.19045.0 to before 10.0.19045.3324 Fixed in 10.0.19045.3324 Patch available CNA
  • Windows 11 version 21H2 VendorMicrosoft Affected 10.0.22000.0 to before 10.0.22000.2295 Fixed in 10.0.22000.2295 Patch available CNA
  • Windows 11 version 22H2 VendorMicrosoft Affected 10.0.22621.0 to before 10.0.22621.2134 Fixed in 10.0.22621.2134 Patch available CNA
  • Windows Server 2016 VendorMicrosoft Affected 10.0.14393.0 to before 10.0.14393.6167 Fixed in 10.0.14393.6167 Patch available CNA
  • Windows Server 2016 (Server Core installation) VendorMicrosoft Affected 10.0.14393.0 to before 10.0.14393.6167 Fixed in 10.0.14393.6167 Patch available CNA
  • Windows Server 2019 VendorMicrosoft Affected 10.0.17763.0 to before 10.0.17763.4737 Fixed in 10.0.17763.4737 Patch available CNA
  • Windows Server 2019 (Server Core installation) VendorMicrosoft Affected 10.0.17763.0 to before 10.0.17763.4737 Fixed in 10.0.17763.4737 Patch available CNA
  • Windows Server 2022 VendorMicrosoft Affected 10.0.20348.0 to before 10.0.20348.1906 Fixed in 10.0.20348.1906 Patch available CNA

CPE configurations NVD · 11

CPEVersionsRoleVendor
cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:*:*before 10.0.10240.20107VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:*:*before 10.0.14393.6167VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*before 10.0.17763.4737VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*before 10.0.19044.3324VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*before 10.0.19045.3324VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:*:*before 10.0.22000.2295VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*before 10.0.22621.2134VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*r2VulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*not specified by NVDVulnerableMicrosoft
cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*not specified by NVDVulnerableMicrosoft
  • cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:*:* Versions before 10.0.10240.20107 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:*:* Versions before 10.0.14393.6167 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:* Versions before 10.0.17763.4737 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:* Versions before 10.0.19044.3324 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:* Versions before 10.0.19045.3324 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:*:* Versions before 10.0.22000.2295 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:* Versions before 10.0.22621.2134 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* Versions r2 Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
Show 1 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*not specified by NVDVulnerableMicrosoft
  • cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft

Remediation

Microsoft 8 updates

  • KB5029367
    Security Hotpatch Update
    • Windows Server 2022 10.0.20348.1903
    • Windows Server 2022 (Server Core installation) 10.0.20348.1903
  • KB5029263
    Security Update
    • Windows 11 Version 22H2 for ARM64-based Systems 10.0.22621.2134
    • Windows 11 Version 22H2 for x64-based Systems 10.0.22621.2134
  • KB5029259
    Security Update
    • Microsoft .NET Framework 3.5 and 4.6.2 10.0.10240.20107
    • Windows 10 for 32-bit Systems 10.0.10240.20107
    • Windows 10 for x64-based Systems 10.0.10240.20107
Show 5 more Microsoft updates
  • KB5029253
    Security Update
    • Windows 11 version 21H2 for ARM64-based Systems 10.0.22000.2295
    • Windows 11 version 21H2 for x64-based Systems 10.0.22000.2295
  • KB5029250
    Security Update
    • Windows Server 2022 10.0.20348.1906
    • Windows Server 2022 (Server Core installation) 10.0.20348.1906
  • KB5029247
    Security Update
    • Windows 10 Version 1809 for 32-bit Systems 10.0.17763.4737
    • Windows 10 Version 1809 for ARM64-based Systems 10.0.17763.4737
    • Windows 10 Version 1809 for x64-based Systems 10.0.17763.4737
    • Windows Server 2019 10.0.17763.4737
    • Windows Server 2019 (Server Core installation) 10.0.17763.4737
  • KB5029244
    Security Update
    • Windows 10 Version 21H2 for 32-bit Systems 10.0.19044.3324
    • Windows 10 Version 21H2 for ARM64-based Systems 10.0.19044.3324
    • Windows 10 Version 21H2 for x64-based Systems 10.0.19044.3324
    • Windows 10 Version 22H2 for 32-bit Systems 10.0.19044.3324, 10.0.19045.3324
    • Windows 10 Version 22H2 for ARM64-based Systems 10.0.19045.3324
    • Windows 10 Version 22H2 for x64-based Systems 10.0.19045.3324
  • KB5029242
    Security Update
    • Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 10.0.14393.6167
    • Windows 10 Version 1607 for 32-bit Systems 10.0.14393.6167
    • Windows 10 Version 1607 for x64-based Systems 10.0.14393.6167
    • Windows Server 2016 10.0.14393.6167
    • Windows Server 2016 (Server Core installation) 10.0.14393.6167

Vendor assessments

Microsoft

Microsoft's page for this CVE →

Impact
Elevation of Privilege
Exploited
No
Publicly disclosed
No
Exploitability
Exploitation More Likely

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-35386
  2. 2026-10-03 Alias added: GHSA-fhv3-5p89-vfc8

References

Patch 1

  • TI-2017-06077 Microsoft Windows XP SP3, Windows XP x64 XP2, Windows Server 2003 SP2, Windows Vista… KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-24062 Windows SMB Client Elevation of Privilege Vulnerability KEVCVSS 3.1HIGH 8.8
  • TI-2025-24042 Internet Shortcut Files Remote Code Execution Vulnerability KEVCVSS 3.1HIGH 8.8
  • TI-2024-32708 Windows Task Scheduler Elevation of Privilege Vulnerability KEVCVSS 3.1HIGH 8.8
  • TI-2024-29106 Windows MSHTML Platform Spoofing Vulnerability KEVCVSS 3.1HIGH 8.8
  • TI-2024-19802 Windows MSHTML Platform Security Feature Bypass Vulnerability KEVCVSS 3.1HIGH 8.8
See all 1229 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences