HiveNightmare Windows 11 Elevation of Privilege Vulnerability and workaround


Romagnolo1973

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abactuon

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Microsoft Windows 11 Home (x64)
PS E:\Temp> if ((get-acl C:\windows\system32\config\sam).Access | ? IdentityReference -match 'BUILTIN\\Users' | select -expandproperty filesystemrights | select-string 'Read'){write-host "SAM maybe VULN" }else { write-host "SAM NOT vuln"}
SAM maybe VULN
...
PS E:\Temp> if ((get-acl C:\windows\system32\config\sam).Access | ? IdentityReference -match 'BUILTIN\\Users' | select -expandproperty filesystemrights | select-string 'Read'){write-host "SAM maybe VULN" }else { write-host "SAM NOT vuln"}
SAM NOT vuln
 

My Computer

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    Microsoft Windows 11 Home (x64)
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    Laptop
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    ASUS TUF Dash F15 FX516PM_FX516PM
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    Intel Core i7-11370H
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    ASUS FX516PM
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    2 x Micron 4ATF1G64HZ-3G2E2/8G
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Brink

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abactuon

Active member
Member
Local time
3:17 AM
Posts
173
OS
Microsoft Windows 11 Home (x64)
# Disable System Restore for system drive
Disable-ComputerRestore -Drive "$env:SystemDrive"
 

My Computer

System One

  • OS
    Microsoft Windows 11 Home (x64)
    Computer type
    Laptop
    Manufacturer/Model
    ASUS TUF Dash F15 FX516PM_FX516PM
    CPU
    Intel Core i7-11370H
    Motherboard
    ASUS FX516PM
    Memory
    2 x Micron 4ATF1G64HZ-3G2E2/8G
    Graphics Card(s)
    NVIDIA GeForce RTX 3060 Laptop
    Sound Card
    Intel Tiger Lake-U/Y PCH-LP - cAVS (Audio, Voice, Speech)
    Monitor(s) Displays
    LM156LF-2F03
    Screen Resolution
    1920 x 1080
    Hard Drives
    1. Noname 128GB SSD
    2. HFM512GD3JX013N
    PSU
    200W
    Mouse
    HP USB Fingerprint Mouse
    Internet Speed
    70 Mbps
    Browser
    Firefox
    Antivirus
    Microsoft Defender Antivirus
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