This video explains the concept of GFTObins and how we can use it to gain access to other users' files and folders. Get the box here:
WordPress box (the victim box) - TBA
Kali - https://www.kali.org/downloads/
0:00 - Intros
1:10 - What is Linux Enumeration
2:20 - GTFObins: Vulnerable Unix Binary
3:34 - GTFObins Concept Explained
7:42 - RUID, EUID, SUID
14:41 - GTFObins on WordPress Server (Concept)
17:58 - GTFObins Privilege Escalation (Demo)
25:37 - Extras