WordPress WP Support Plus Responsive Ticket System 7.1.3 on WordPress wp_set_auth_cookie privileges management

Summaryinfo

A vulnerability was found in WordPress WP Support Plus Responsive Ticket System 7.1.3 on WordPress. It has been classified as critical. This affects the function wp_set_auth_cookie. This manipulation causes privileges management. The attack can be initiated remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in WordPress WP Support Plus Responsive Ticket System 7.1.3 on WordPress (Content Management System). It has been declared as critical. Affected by this vulnerability is the function wp_set_auth_cookie. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 01/10/2017 by Kacper Szurek as EDB-ID 41006 as not defined exploit (Exploit-DB). It is possible to read the advisory at exploit-db.com. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

A public exploit has been developed by Kacper Szurek in HTML Form and been published immediately after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The code used by the exploit is:

<form method="post" action="http://wp/wp-admin/admin-ajax.php">
    Username: <input type="text" name="username" value="administrator">
    <input type="hidden" name="email" value="sth">
    <input type="hidden" name="action" value="loginGuestFacebook">
    <input type="submit" value="Login">
</form>

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (41006). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Content Management System

Vendor

• WordPress

Name

• WP Support Plus Responsive Ticket System

Version

• 7.1.3

License

• open-source

Website

• Vendor: https://wordpress.com/

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

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