David Tomaschik: GOT and PLT for pwning.

So, during the recent 0CTF, one of my teammates was asking me about RELRO and
the GOT and the PLT and all of the ELF sections involved. I realized that
though I knew the general concepts, I didn’t know as much as I should, so I did
some research to find out some more. This is documenting the research (and
hoping it’s useful for others).

All of the examples below will be on an x86 Linux platform, but the concepts all
apply equally to

Read more: https://systemoverlord.com/2017/03/19/got-and-plt-for-pwning.html