Popcorn Time 6.2 – ‘Update service’ Unquoted Service Path
# Exploit Title: Popcorn Time 6.2 - 'Update service' Unquoted Service Path # Date: 2020-04-24 # Vendor Homepage: https://getpopcorntime.is # Exploit Authors: Uriel Yochpaz & Jonatan Schor # Software Link: https://dl.getpopcorntime.is/PopcornTime-latest.exe # Version: 6.2.1.14 and probably prior versions # Tested on: Windows 10, 7 # CVE : N/A [+] Description: Popcorn Time For Windows installs as a service with an unquoted service path running with SYSTEM privileges. This could potentially allow an authorized but non-privileged local user to execute arbitrary code with elevated privileges on the system. [+] POC: C:\Users\User>sc qc "Update service" [SC] QueryServiceConfig SUCCESS SERVICE_NAME: Update service TYPE : 10 WIN32_OWN_PROCESS START_TYPE : 2 AUTO_START ERROR_CONTROL : 1 NORMAL BINARY_PATH_NAME : C:\Program Files (x86)\Popcorn Time\Updater.exe LOAD_ORDER_GROUP : TAG : 0 DISPLAY_NAME : Update service DEPENDENCIES : SERVICE_START_NAME : LocalSystem [+] Exploit: A successful attempt would require the local user to be able to insert their code in "Program files (x86)" (popcorn.exe) or "C:\" (program.exe) folders undetected by the OS or other security applications where it could potentially be executed during application startup or reboot. If successful, the local user's code would execute with the elevated privileges of the application. |