$ ctf42

#mmap CTF challenges

3 CTF challenges using mmap from 2 CTFs (2021–2023), 3 with writeups. Mostly Reverse (67%) and Pwn (33%).

Reverse · 2 Pwn · 1

Often combined with

#xor-decrypted-self-modifying-code 1 #seccomp-bypass 1 #python-sandbox 1 #shellcode 1

Challenges

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Challenge CTF Weight Category Has
x-and-or
#xor-decrypted-self-modifying-code#mmap
 0x41414141 2021 – Reverse files wu 3
contrived-shellcode
#shellcode#mmap
 TAMUctf 2023 – Pwn files wu 1
pybox
#seccomp-bypass#python-sandbox#mmap
 TAMUctf 2021 – Reverse files wu 1