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4rsp/README.md

Welcome stranger 👋

Newbie pwner, currently learning what people have already mastered...

CTF Write-ups 🚩

Not advanced...

Format strings challenges
  • FCSC 2022

    one shot, no leaks, Full RELRO, input stored on the heap... abuse double stack pointers for the win!

  • nullcon CTF 2025

    classic fmt challenge
Heap challenges

glibc 2.36

  • nullcon CTF 2025

    tcache poisioning into FSOP attack

glibc 2.35

  • Imaginary CTF 2023

    house of botcake + FSOP + seccomp

glibc 2.31

  • EHAXCTF 2025

    classic heap challenge with rop on the stack

glibc 2.27

  • Sunshine CTF 2023

    house of force into malloc hooks

ROP/BOF challenges
  • 0x3 CTF 2025

    restriected seccomp, call mprotect to fix the permissions of our shellcode and use openat-read-write syscalls

It's demo time! 🔨

my practice area. inspired by other's work

_dl_fini and __exit_funcs (libc 2.39)

exploiting _wide_data vtable (path=_IO_wfile_overflow) via targetting stdout (libc 2.39)

work in progress...

Popular repositories Loading

  1. 4rsp 4rsp Public

  2. writeups writeups Public

  3. dotfiles dotfiles Public

  4. docs docs Public