CTF challenges & writeups

65 challenges in family ⊕ rev:vm-bytecode ✕ clear · browse all techniques

Challenge	CTF	Weight	Category	Has
kantan_calc #nodejs #vm-escape #sandbox-escape	zer0pts 2021	24.56	Web	files wu 3
kvm #vm-escape #kvm-hypervisor	CONFidence 2020 Finals	24.96	Misc	files wu 1
thats_a_lot_of_fish #typescript-type-system #custom-vm	PlaidCTF 2020	93.15	Reverse	files wu 2
vm #custom-vm #missing-bounds-check #arbitrary-read-write	RCTF 2020	–	Misc	files wu 1
restless #vm-reversing	hxp 2020	94.00	Reverse	files wu 2
kvm #kvm-vm-reversing #huffman-coding	CSAW 2018 Quals	30.23	Misc	files wu 3
BuggyPWN #custom-vm-reversing #2d-memory-oob #stack-overflow #printable-shellcode	CTFZone 2018 Quals	23.92	Misc	files wu 2
simple_vm #custom-vm #bytecode-reversing	RCTF 2018	–	Misc	files wu 2
simulator #custom-vm #mips-assembly #arbitrary-read-write	RCTF 2018	–	Misc	files wu 2
kindvm #custom-vm #stack-buffer-overflow	SECCON 2018 Quals	36.92	Misc	files wu 1
q-escape #qemu-escape #vm-escape	SECCON 2018 Quals	36.92	Misc	files wu 1
Trust_Issues #op-tee #trustlet #brainfuck-interpreter #oob-read	SAS 2025 Quals	20.72	Pwn	files wu 1
Mediocrity #custom-vm #arbitrary-syscall	Codegate 2023 Quals	–	Pwn	files wu 1
pcpu #race-condition #vm	Codegate 2023 Quals	–	Pwn	files wu 1
Soulcode #shellcode #opcode-filter #seccomp-bypass	DanteCTF 2023	24.44	Pwn	files wu 1
ezvm #vm-escape #bytecode-interpreter-oob	0CTF 2022	100.00	Pwn	files wu 1
snake-jazz #vm-reversing	FE-CTF 2022	–	Reverse	files wu 1
Crackme #custom-vm-reversing #bytecode-interpreter	3kCTF 2021	24.14	Reverse	files wu 1
Tiny_interpreter #reversing #custom-interpreter #bytecode	DCTF 2021	–	Reverse	files wu 2
Rasm #custom-vm-reversing	K3RN3LCTF 2021	24.37	Reverse	files wu 1
Recurso #custom-vm-reversing	K3RN3LCTF 2021	24.37	Reverse	files wu 1
highest_power #jit-vm #arm-reversing #bruteforce	Pwn2Win 2021	83.41	Reverse	files wu 1
boring-flag-runner #custom-vm #stack-overwrite #one-gadget	RaRCTF 2021	24.53	Pwn	files wu 1
bflol #brainfuck-interpreter #oob-tape #memory-corruption	CyberSecurityRumble 2020	28.00	Misc	files wu 2
vmpwn #vm-pwn	GACTF 2020	–	Misc	files wu 1

Challenges