I am currently an intern in a company were I am gonna test the security of the company. I want to try of it is possible to do privileges escalation. The only problem is I know the theoratical site, but I don't know how to do it. I'm allowed to do this. So if someone can help me out, it would be nice. In the mean time I will keep searching the internet for a good tutorial. If I will find one I will post it here.