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Medium severity4.3NVD Advisory· Published Jun 9, 2020· Updated Jun 17, 2026

CVE-2020-1259

CVE-2020-1259

Description

A security feature bypass vulnerability exists when Windows Host Guardian Service improperly handles hashes recorded and logged, aka 'Windows Host Guardian Service Security Feature Bypass Vulnerability'.

Affected products

30
  • Microsoft/Windows Server, version 2004 (Server Core installation)v5
    Range: unspecified
  • Microsoft/Windowsv5
    Range: 10 Version 1803 for 32-bit Systems
  • Microsoft/Windows 10 Version 1903 for 32-bit Systemsv5
    Range: unspecified
  • Microsoft/Windows 10 Version 1903 for x64-based Systemsv5
    Range: unspecified
  • Microsoft/Windows 10 Version 1903 for ARM64-based Systemsv5
    Range: unspecified
  • Microsoft/Windows Server, version 1903 (Server Core installation)v5
    Range: unspecified
  • Microsoft/Windows 10 Version 1909 for 32-bit Systemsv5
    Range: unspecified
  • Microsoft/Windows 10 Version 1909 for x64-based Systemsv5
    Range: unspecified
  • Microsoft/Windows 10 Version 1909 for ARM64-based Systemsv5
    Range: unspecified
  • Microsoft/Windows Server, version 1909 (Server Core installation)v5
    Range: unspecified
  • Microsoft/Windows 10 Version 2004 for ARM64-based Systemsv5
    Range: unspecified
  • Microsoft/Windows 10 Version 2004 for 32-bit Systemsv5
    Range: unspecified
  • Microsoft/Windows 10 Version 2004 for x64-based Systemsv5
    Range: unspecified
  • Microsoft/Windows 10 19099 versions
    cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:*+ 8 more
    • cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x86:*
    • cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x86:*
    • cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:*
  • Microsoft/Windows Server 20165 versions
    cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*+ 4 more
    • cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*
  • Microsoft/Windows Server 2019
    cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
  • Microsoft/Windows Host Guardian Servicellm-fuzzy
  • Microsoft/Windows Server 2003cpe-rescue
    Range: version 1803 (Core Installation)

Patches

Vulnerability mechanics

References

1

News mentions

0

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