OpenVPN Connect 3.0.0.272 Unquoted Service Path

2019.11.05
Credit: Luis Martinez
Risk: Medium
Local: Yes
Remote: No
CVE: N/A
CWE: N/A

# Exploit Title: OpenVPN Connect 3.0.0.272 - 'ovpnagent' Unquoted Service Path # Discovery by: Luis Martinez # Discovery Date: 2019-11-03 # Vendor Homepage: https://openvpn.net # Software Link : https://openvpn.net/downloads/openvpn-connect-v3-windows.msi # Tested Version: 3.0.0.(272) # Vulnerability Type: Unquoted Service Path # Tested on OS: Windows 10 Pro x64 es # Step to discover Unquoted Service Path: C:\>wmic service get name, pathname, displayname, startmode | findstr "Auto" | findstr /i /v "C:\Windows\\" | findstr /i "ovpnconnect" | findstr /i /v """ OpenVPN Agent agent_ovpnconnectagent_ovpnconnectC:\Program Files\OpenVPN Connect\agent_ovpnconnect_1559309046710.exeAuto # Service info: C:\>sc qc agent_ovpnconnect [SC] QueryServiceConfig SUCCESS SERVICE_NAME: agent_ovpnconnect TYPE : 10 WIN32_OWN_PROCESS START_TYPE : 2 AUTO_START ERROR_CONTROL : 1 NORMAL BINARY_PATH_NAME : C:\Program Files\OpenVPN Connect\agent_ovpnconnect_1559309046710.exe LOAD_ORDER_GROUP : TAG : 0 DISPLAY_NAME : OpenVPN Agent agent_ovpnconnect DEPENDENCIES : SERVICE_START_NAME : LocalSystem #Exploit: A successful attempt would require the local user to be able to insert their code in the system root path 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.


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