AMD Fuel Service Exploit, 'Fuel.service' Unquote Service Path

# Exploit Title: AMD Fuel Service - 'Fuel.service' Unquote Service Path
# Discovery by: Hector Gerbacio
# Discovery Date: 2021-02-05
# Vendor Homepage: https://www.amd.com/
# Tested Version: 1.0.0.0
# Vulnerability Type: Unquoted Service Path
# Tested on OS: Windows 8.1 con Bing

# Step to discover Unquoted Service Path:

C:\>wmic service get name, displayname, pathname, startmode | findstr /i "auto" | findstr /i /v "C:\WINDOWS\\" | findstr /i "fuel.service" | findstr /i /v """
AMD FUEL Service		AMD FUEL Service		C:\Program Files\ATI Technologies\ATI.ACE\Fuel\Fuel.Service.exe /launchService                          Auto

# Service info:

C:\>sc qc "AMD FUEL Service"
[SC] QueryServiceConfig CORRECTO

NOMBRE_SERVICIO: AMD FUEL Service
        TIPO               : 10  WIN32_OWN_PROCESS
        TIPO_INICIO        : 2   AUTO_START
        CONTROL_ERROR      : 1   NORMAL
        NOMBRE_RUTA_BINARIO: C:\Program Files\ATI Technologies\ATI.ACE\Fuel\Fuel.Service.exe /launchService
        GRUPO_ORDEN_CARGA  :
        ETIQUETA           : 0
        NOMBRE_MOSTRAR     : AMD FUEL Service
        DEPENDENCIAS       : RpcSs
        NOMBRE_INICIO_SERVICIO: LocalSystem


#Exploit:

A successful attempt would require the local user to be able to insert their code in the system root path undetected by the OS or other security applications where it could potentially be executed during application startup or reboot. If successful, the local user's code would execute with the elevated privileges of the application.

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