📄 Lenovo LegionSpace 1.7.11.2 Unquoted Service Path

# Exploit Title: Lenovo LegionSpace 1.7.11.2 - 'DAService' Unquoted Service Path
    # Exploit Author: CENACIF-MX
    # Discovery Date: 2025-12-04
    # Vendor Homepage: https://support.lenovo.com/es/es/solutions/legion_space
    # Tested Version: 1.7.11.2
    # Vulnerability Type: Unquoted Service Path
    # Tested on OS: Microsoft Windows 11 Enterprise x64 es
    # Fix: Upgrade to Lenovo LegionSpace 1.8.12.13 or later
    # CVE : N/A
    # Disclosure Timeline
    # | Date | Event |
    # |------|-------|
    # | 2025-12-04 | Vulnerability discovered |
    # | 2025-12-04 | Vendor notified |
    # | 2026-02-09 | New version |
    
    
    
    # Step to discover Unquoted Service Path: 
    
    C:\>wmic service get name, pathname, displayname, startmode | findstr "Auto" | findstr /i /v "C:\Windows\\" | findstr /i "Lenovo" | findstr /i /v """
    
    
    
    DAService       DAService       C:\Program Files\Lenovo\LegionSpace\1.7.11.2\LSDaemon.exe     Auto
    
    
    
    # Service info:
    
    C:\>sc qc "DAService"
    [SC] QueryServiceConfig CORRECTO
    
    NOMBRE_SERVICIO: DAService
            TIPO               : 10  WIN32_OWN_PROCESS
            TIPO_INICIO        : 2   AUTO_START
            CONTROL_ERROR      : 1   NORMAL
            NOMBRE_RUTA_BINARIO: C:\Program Files\Lenovo\LegionSpace\1.7.11.2\LSDaemon.exe
            GRUPO_ORDEN_CARGA  :
            ETIQUETA           : 0
            NOMBRE_MOSTRAR     : DAService
            DEPENDENCIAS       :
            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.