CTF challenges & writeups

994 challenges · browse all techniques

Challenge	CTF	Weight	Category	Has
bf #off-by-one #cpp-string #arbitrary-read-write	RCTF 2020	–	Misc	files wu 1
mginx #stack-buffer-overflow #mips64 #shellcode	RCTF 2020	–	Misc	files wu 1
no_write #syscall-filter #strncmp-oracle #stack-pivot	RCTF 2020	–	Misc	files wu 1
note #negative-index #tcache-poisoning #malloc-hook #one-gadget	RCTF 2020	–	Misc	files wu 2
vm #custom-vm #missing-bounds-check #arbitrary-read-write	RCTF 2020	–	Misc	files wu 1
ABJudge #shellcode #32bit-syscall-bypass #seccomp-bypass	De1CTF 2019	24.28	Misc	files wu 2
BabyRust #rust #cve-2019-12083 #arbitrary-read-write #tcache-double-free #one-gadget	De1CTF 2019	24.28	Misc	files wu 2
Mimic_note #off-by-one-null #unlink #ret2dlresolve	De1CTF 2019	24.28	Misc	files wu 2
Race #kernel #race-condition #use-after-free (uaf)#slab-leak	De1CTF 2019	24.28	Misc	files wu 1
Unprintable #format-string #dl-fini-hijack #stack-leak	De1CTF 2019	24.28	Misc	files wu 1
ManyNotes #house-of-orange #thread-arena #tcache-poisoning #one-gadget	RCTF 2019	–	Misc	files wu 2
babyheap #house-of-storm #setcontext #unsorted-bin-attack	RCTF 2019	–	Misc	files wu 2
chat #double-free #tcache-poisoning #got-overwrite	RCTF 2019	–	Misc	files wu 2
shellcoder #shellcode #memfd-create #execveat	RCTF 2019	–	Misc	files wu 3
syscall_interface #srop #sigreturn #personality #shellcode	RCTF 2019	–	Misc	files wu 1
Rnote4 #no-relro #got-overwrite #heap	RCTF 2018	–	Misc	files wu 2
babyheap #off-by-one #null-byte-poisoning #malloc-hook	RCTF 2018	–	Misc	files wu 3
rnote3 #uninitialized-stack #overlapping-chunks #free-hook	RCTF 2018	–	Misc	files wu 3
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
stringer #off-by-one #double-free #mmap-chunk #fastbin-attack #malloc-hook	RCTF 2018	–	Misc	files wu 3
Solid_Reverse	Cryptoverse 2023	24.52	Reverse	files wu 1
n1proxy #rust-use-after-free	N1CTF 2023	97.33	Pwn	files wu 1
ezvm #vm-escape #bytecode-interpreter-oob	0CTF 2022	100.00	Pwn	files wu 1
jabasass #wildfly-undertow-temp-file-upload #war-deploy-rce #java	0CTF 2022	100.00	Web	files wu 1
fxxkcors	SUSCTF 2022	–	Web	files wu 1
2rm1 #java-rmi #insecure-deserialization #ssrf #jndi	0CTF 2021 Quals	–	Web	files wu 1
Secure_Storage #linux-kernel-exploitation #kernel-module-lpe #side-channel-leak	0CTF 2021 Quals	–	Pwn	files wu 1
tile #tile-gx-architecture #qemu-user #exotic-architecture	0CTF 2021 Quals	–	Pwn	files wu 1
uc_masteeer #unicorn-engine #shellcode #stack-hijack	0CTF 2021 Quals	–	Pwn	files wu 1
zer0lfsr #lfsr #stream-cipher-cryptanalysis #correlation-attack	0CTF 2021 Quals	–	Crypto	files wu 1
baby_guess #kernel-canary-leak	N1CTF 2021	53.54	Pwn	files wu 1
ctfhub2 #php-ffi-oob	N1CTF 2021	53.54	Pwn	files wu 1
house_of_tataru #fsop	N1CTF 2021	53.54	Pwn	files wu 1
n1ogin #padding-oracle	N1CTF 2021	53.54	Crypto	files wu 1
GOFTP #ssrf #ftp-passive-mode #dns-rebinding	SCTF 2021	–	Web	files wu 1
Loginme #ssti #http-header-injection	SCTF 2021	–	Web	files wu 2
Upload_it #php-session-deserialization #pop-chain	SCTF 2021	–	Web	files wu 1
Upload_it_2 #php-session-deserialization #pop-chain	SCTF 2021	–	Web	files wu 1
chromium_rce #v8-exploitation #typedarray-oob #torque-builtin-bug	0CTF 2020 Quals	–	Pwn	files wu 1

Challenges