The CTF is over! Congratulations to perfect blue, corruptedpwnis and p4! Feedback: https://flu.xxx/feedback
Just The Right Spot
1 Solve
From: Sceptic Verified Member
Categories: pwn
Difficulty: hard
Autoplay:

Performing is great, consistency is king. Show us your single secret method to make your subject happy, no matter the circumstances.

Download challenge files

nc flu.xxx 2015

The CTF is over. You cannot submit any more solutions.

Comments (2)

  • FluxFingers Verified Member
    2020-10-25 02:02:32
    And some kind of a hint: You are expected to fully break ASLR of the binary's text section. Think of ways of doing this without explicitly leaking addresses.
    Dislike · Reply
  • FluxFingers Verified Member
    2020-10-25 01:56:05
    We have a couple of remarks on "Just The Right Spot" to help those on their way: 1. The PROT_EXEC only page is not required for exploitation 2. No leaks are possible 3. The reference solution includes executing a ROP chain
    Dislike · Reply
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