metasploit-framework/modules/auxiliary/scanner/telnet/telnet_version.rb

51 lines
1.6 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::Telnet
include Msf::Auxiliary::Scanner
include Msf::Auxiliary::Report
def initialize
super(
'Name' => 'Telnet Service Banner Detection',
'Description' => 'Detect telnet services',
'Author' => 'hdm',
'License' => MSF_LICENSE
)
register_options(
[
Opt::RPORT(23),
OptInt.new('TIMEOUT', [true, 'Timeout for the Telnet probe', 30])
])
end
def to
return 30 if datastore['TIMEOUT'].to_i.zero?
datastore['TIMEOUT'].to_i
end
def run_host(ip)
begin
::Timeout.timeout(to) do
res = connect
# This makes db_services look a lot nicer.
banner_santized = Rex::Text.to_hex_ascii(banner.to_s)
print_good("#{ip}:#{rport} TELNET #{banner_santized}")
report_service(:host => rhost, :port => rport, :name => "telnet", :info => banner_santized)
end
rescue ::Rex::ConnectionError, ::Errno::ECONNRESET => e
print_error("A network issue has occurred: #{e.message}")
elog("#{e.class} #{e.message}\n#{e.backtrace * "\n"}")
rescue Timeout::Error => e
print_error("#{target_host}:#{rport}, Server timed out after #{to} seconds. Skipping.")
elog("#{e.class} #{e.message}\n#{e.backtrace * "\n"}")
rescue ::Exception => e
print_error("#{e} #{e.backtrace}")
elog("#{e.class} #{e.message}\n#{e.backtrace * "\n"}")
end
end
end