Industrial Secure Routers EDR-810 / EDR-G902 / EDR-G903 Access Bypass

`Title: Industrial Secure Routers - Insecure Configuration Management  
Type: Local/Remote  
Author: Nassim Asrir  
Author Company: HenceForth  
Impact: Insecure Configuration Management  
Risk: (4/5)  
Release Date: 22.10.2016  
  
Summary:  
Moxa's EDR series industrial Gigabit-performance secure routers are designed to protect the control networks of critical facilities while maintaining fast data transmissions.  
The EDR series security routers provides integrated cyber security solutions that combine industrial firewall, VPN, router, and L2 switching* functions into one product specifically   
designed for automation networks,which protects the integrity of remote access and critical devices.  
  
description:  
  
Using this Vulnerability we can change the Admin configuration without knowing Password & Username  
  
Because the form for change the configurations is Insecure.  
  
Vendor:  
http://www.moxa.com/product/Industrial_Secure_Routers.htm  
  
Affected Version:  
EDR-810, EDR-G902 and EDR-G903  
  
Tested On:  
Linux // Dist (Bugtraq 2)  
  
Vendor Status:  
I told them and i wait for the answer.  
  
PoC:  
- when you navigate the server automatically you redirect to the login page (http://site/login.asp).  
  
- so Just add in the end of URL (admin.htm) then you get the Form to change the Admin configurations.  
  
Credits  
Vulnerability discovered by Nassim Asrir - <[email protected]>  
`