środa, 11 października 2017

Protostart CTF - heap2 - walkthrough

As a quick writeup - this time we will take a look for a heap2 challenge from Protostar CTF (you can find the game here). Let's go...

Below few screens with details from gdb. First run:

Checking with ltrace:

Trying with service:


Checking chunks:

Checking auth 'value' again:


And next:

So looks like it's done.

See you next time.


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