# Exploit Title: WordPress Plugin Advanced Uploader 4.2 - Arbitrary File Upload (Authenticated)# Google Dork: -# Date: 2022-03-13# Exploit Author: Roel van Beurden# Vendor Homepage: -# Software Link: https://downloads.wordpress.org/plugin/advanced-uploader.4.2.zip# Version: <=4.2# Tested on: WordPress 5.9 on Ubuntu 18.04# CVE: CVE-2022-11031. Description:----------------------
WordPress Plugin Advanced Uploader <=4.2 allows authenticated arbitrary file upload. Any file(type) can be uploaded. A malicious user can perform remote code execution on the backend webserver.2. Proof of Concept:----------------------- Upload file/webshell/backdoor with the Advanced Uploader plugin;- File is uploaded in the WordPress Media Library;- Go to /wp-content/uploads/ where the fileis saved;- Click on the uploaded filefor whatever it's supposed to do (RCE, reverse shell).3. Exploitation demo:----------------------
https://www.youtube.com/watch?v=Bwpf-IpxtXQ