InsOnSrv Asus InstantOn 2.3.1.1 Privilege Escalation Unquoted Service Path vulnerability impacting Window
`# Exploit Title: InsOnSrv Asus InstantOn- Privilege Escalation Unquoted Service Path vulnerability
# Date: 13/10/2016
# Exploit Author : Cyril Vallicari
# Vendor Homepage: www.asus.com
# Version: 2.3.1.1
# Tested on: Windows 7 x64 SP1 (but it should works on all windows version)
The application suffers from an unquoted service path issue impacting the service 'ASUS InstantOn (InsOnSrv.exe)' deployed as part of Asus InstantOn
This could potentially allow an authorized but non-privileged local user to execute arbitrary code with system privileges.
POC :
C:\Users\Utilisateur>sc qc "ASUS InstantOn"
[SC] QueryServiceConfig rA(c)ussite(s)
SERVICE_NAME: ASUS InstantOn
TYPE : 10 WIN32_OWN_PROCESS
START_TYPE : 2 AUTO_START
ERROR_CONTROL : 1 NORMAL
BINARY_PATH_NAME : C:\Program Files (x86)\ASUS\ASUS InstantOn\InsOnSrv.exe
LOAD_ORDER_GROUP :
TAG : 0
DISPLAY_NAME : ASUS InstantOn Service
DEPENDENCIES :
SERVICE_START_NAME : LocalSystem
Additional notes :
https://hackerone.com/blog/asus-vulnerability-disclosure-deja-vu
`
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