Directory Traversal vulnerability in FusionPBX 4.5.7, which allows a remote malicious user to delete folders on the system via the folder variable to app/edit/folderdelete.php.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-21057
Reference (s):
- https://github.com/fusionpbx/fusionpbx/commit/026c3958c3c7ca6b2ff067addc991aac8f41cf11
- https://resp3ctblog.wordpress.com/2019/10/28/fusionpbx-path-traversal-4/