metasploit-framework/modules/auxiliary/scanner/ftp/anonymous.rb

97 lines
2.5 KiB
Ruby

##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
class MetasploitModule < Msf::Auxiliary
include Msf::Exploit::Remote::Ftp
include Msf::Auxiliary::Scanner
include Msf::Auxiliary::Report
def initialize
super(
'Name' => 'Anonymous FTP Access Detection',
'Description' => 'Detect anonymous (read/write) FTP server access.',
'References' =>
[
['URL', 'http://en.wikipedia.org/wiki/File_Transfer_Protocol#Anonymous_FTP'],
],
'Author' => 'Matteo Cantoni <goony[at]nothink.org>',
'License' => MSF_LICENSE
)
register_options(
[
Opt::RPORT(21),
])
end
def run_host(target_host)
begin
res = connect_login(true, false)
banner.strip! if banner
dir = Rex::Text.rand_text_alpha(8)
if res
write_check = send_cmd(['MKD', dir] , true)
if write_check && write_check =~ /^2/
send_cmd( ['RMD', dir] , true)
print_good("#{target_host}:#{rport} - Anonymous READ/WRITE (#{banner})")
access_type = 'Read/Write'
else
print_good("#{target_host}:#{rport} - Anonymous READ (#{banner})")
access_type = 'Read-only'
end
register_creds(target_host, access_type)
end
disconnect
rescue ::Interrupt
raise $ERROR_INFO
rescue ::Rex::ConnectionError, ::IOError
end
end
def register_creds(target_host, access_type)
# Build service information
service_data = {
address: target_host,
port: datastore['RPORT'],
service_name: 'ftp',
protocol: 'tcp',
workspace_id: myworkspace_id
}
# Build credential information
credential_data = {
origin_type: :service,
module_fullname: self.fullname,
private_data: datastore['FTPPASS'],
private_type: :password,
username: datastore['FTPUSER'],
workspace_id: myworkspace_id
}
credential_data.merge!(service_data)
credential_core = create_credential(credential_data)
# Assemble the options hash for creating the Metasploit::Credential::Login object
login_data = {
access_level: access_type,
core: credential_core,
last_attempted_at: DateTime.now,
status: Metasploit::Model::Login::Status::SUCCESSFUL,
workspace_id: myworkspace_id
}
login_data.merge!(service_data)
create_credential_login(login_data)
end
end