Thursday, March 25, 2021

bVPN 2.5.1 - 'waselvpnserv' Unquoted Service Path

# Exploit Title: bVPN 2.5.1 - 'waselvpnserv' Unquoted Service Path
# Date: 2021-1-19
# Exploit Author: Mohammed Alshehri
# Vendor Homepage: https://carolcoral.github.io/no-free_vpn/
# Software Link: https://github.com/carolcoral/no-free_vpn/releases/download/BVPN%4020190225/bVPN_2_5_1_setup.exe
# Version: Version 2.5.1
# Tested on: Microsoft Windows 10 Education - 10.0.17763 N/A Build 17763


# Service info:
C:\Users\m507>sc qc "waselvpnserv"
[SC] QueryServiceConfig SUCCESS

SERVICE_NAME: waselvpnserv
        TYPE               : 10  WIN32_OWN_PROCESS
        START_TYPE         : 2   AUTO_START
        ERROR_CONTROL      : 1   NORMAL
        BINARY_PATH_NAME   : C:/Program Files (x86)/bVPN Service/bVPN/waselvpnserv.exe
        LOAD_ORDER_GROUP   :
        TAG                : 0
        DISPLAY_NAME       : waselvpnserv
        DEPENDENCIES       :
        SERVICE_START_NAME : LocalSystem

C:\Users\m507>

# Exploit:
This vulnerability could permit executing code during startup or reboot with the escalated privileges.
            
 

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Thanks for everything Templateism - You should have written the code a little more complicated