WordPress Super CAPTCHA Plugin 'markspam' Parameter SQL Injection Vulnerability

Bugtraq ID:	49344
Class:	Input Validation Error
CVE:
Remote:	Yes
Local:	No
Published:	Aug 29 2011 12:00AM
Updated:	Aug 29 2011 12:00AM
Credit:	Miroslav Stampar
Vulnerable:	WordPress Super CAPTCHA 2.2.4
Not Vulnerable:

WordPress Super CAPTCHA Plugin 'markspam' Parameter SQL Injection Vulnerability

The Super CAPTCHA plugin for WordPress is prone to an SQL-injection vulnerability because it fails to sufficiently sanitize user-supplied data before using it in an SQL query.

Exploiting this issue could allow an attacker to compromise the application, access or modify data, or exploit latent vulnerabilities in the underlying database.

Super CAPTCHA versions 2.2.4 and prior are vulnerable.

WordPress Super CAPTCHA Plugin 'markspam' Parameter SQL Injection Vulnerability

Attackers can use a browser to exploit this issue.

The following example URI is available:

http://www.example.com/wp-admin/admin.php?page=super-captcha/Logs&markspam=-1' OR SLEEP(5)--%20

WordPress Super CAPTCHA Plugin 'markspam' Parameter SQL Injection Vulnerability

Solution:
Currently, we are not aware of any vendor-supplied patches. If you feel we are in error or if you are aware of any more recent information, please mail us at: [email protected].

WordPress Super CAPTCHA Plugin 'markspam' Parameter SQL Injection Vulnerability

References:

• Wordpress Homepage (Wordpress)