Winpakpro 4.8 - 'ScheduleService' Unquoted Service Path

2021-03-29
ID: 104168
CVE: None
Download vulnerable application: None
# Exploit Title: 
# Discovery by: Alan Mondragon
# Discovery Date: 2021-03-16
# Vendor Homepage: https://www.security.honeywell.com/product-repository/winpak
# Software Links : https://www.security.honeywell.com/product-repository/winpak
# WinPackPro
# Tested Version: 4.8 
# Vulnerability Type: Unquoted Service Path
# Tested on OS: Windows 10 Pro 64 bits
 
# Step to discover Unquoted Service Path: 
 
C:\WINDOWS\system32>wmic service get name, displayname, pathname, startmode | findstr /i "Auto" | findstr /i /v "C:\Windows\\" | findstr /i /v """

WIN-PAK ScheduleService                                                                                                                   ScheduleService                                             C:\Program Files <x86>\WINPAKPRO\ScheduleService Service.exe                                                                                   Auto

C:\Users\jorge.irigoyen>sc qc "ScheduleService"
[SC] QueryServiceConfig CORRECTO

NOMBRE_SERVICIO: CtesDurSvc
        TIPO               : 10  WIN32_OWN_PROCESS
        TIPO_INICIO        : 2   AUTO_START <DELAYED>
        CONTROL_ERROR      : 1   NORMAL
        NOMBRE_RUTA_BINARIO: C:\Program Files <x86>\WINPAKPRO\ScheduleService Service.exe
        GRUPO_ORDEN_CARGA  :
        ETIQUETA           : 0
        NOMBRE_MOSTRAR     : WIN-PAK Schedule Service
        DEPENDENCIAS       : WPDatabaseService
        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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