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High severity7.8NVD Advisory· Published Jan 10, 2023· Updated Jun 17, 2026

CVE-2023-21755

CVE-2023-21755

Description

Windows Kernel Elevation of Privilege Vulnerability

Affected products

38
  • Microsoft/Windows 10 160714 versions
    cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x64:*+ 13 more
    • cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x86:*
    • cpe:2.3:o:microsoft:windows_10_20h2:-:*:*:*:*:*:arm64:*
    • cpe:2.3:o:microsoft:windows_10_20h2:-:*:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_10_20h2:-:*:*:*:*:*:x86:*
    • cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:arm64:*
    • cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x86:*
    • cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:arm64:*
    • cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x86:*
    • (no CPE)range: 10.0.0
    • (no CPE)range: 10.0.19043.0
    • (no CPE)range: 10.0.19045.0
  • Microsoft/Windows 10 18094 versions
    cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:arm64:*+ 3 more
    • cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:arm64:*
    • cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x86:*
    • (no CPE)range: 10.0.0
  • Microsoft/Windows 11 21h23 versions
    cpe:2.3:o:microsoft:windows_11_21h2:-:*:*:*:*:*:arm64:*+ 2 more
    • cpe:2.3:o:microsoft:windows_11_21h2:-:*:*:*:*:*:arm64:*
    • cpe:2.3:o:microsoft:windows_11_21h2:-:*:*:*:*:*:x64:*
    • (no CPE)range: 10.0.0
  • Microsoft/Windows 11 23h23 versions
    cpe:2.3:o:microsoft:windows_11_22h2:-:*:*:*:*:*:arm64:*+ 2 more
    • cpe:2.3:o:microsoft:windows_11_22h2:-:*:*:*:*:*:arm64:*
    • cpe:2.3:o:microsoft:windows_11_22h2:-:*:*:*:*:*:x64:*
    • (no CPE)range: 10.0.22621.0
  • Microsoft/Windows 72 versions
    cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:x64:*+ 1 more
    • cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:x86:*
  • Microsoft/Windows 8.12 versions
    cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:x64:*+ 1 more
    • cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:x86:*
  • Microsoft/Windows Rt 8.1
    cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
  • Microsoft/Windows Server 20083 versions
    cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:*+ 2 more
    • cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:*
    • cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
  • Microsoft/Windows Server 20122 versions
    cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
  • Microsoft/Windows Server 2016
    cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
  • Microsoft/Windows Server 2019
    cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
  • Microsoft/Windows Server 2003
    cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*
  • Microsoft/Windows Kernelllm-fuzzy

Patches

Vulnerability mechanics

References

1

News mentions

0

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