RaRCTF 2021

weight 24.53 CTFtime official repo

The first CTF hosted by The WinRaRs. Registration open now at https://ctf.rars.win/register. Join our discord at https://discord.gg/VMWvNW36Zx and check out https://ctf.rars.win/ for more info!

Challenge repo: https://github.com/TheWinRaRs/RaRCTF2021-Challenges-Public

Web 7

Challenge	Has
Electroplating #seccomp-bypass #shared-library-injection #file-upload	files wu 1
FBG	files wu 1
MAAS	files
SecureStorage #xss #postmessage #iframe-injection	files wu 1
lemonthinker #command-injection	files wu 3
maas2	files
secureuploader #path-traversal #os-path-join	files wu 2

Pwn 10

Challenge	Has
Archer #arbitrary-null-write #bypass-check	files wu 3
Emoji	files
Not_That_Simple #shellcode #getdents #stack-pivot	files wu 2
Object_Oriented_Pwning	files
The_Guessing_Game	files wu 2
The_Mound #custom-heap #double-free #arbitrary-write #got-overwrite	files wu 1
Unintended #strlen-overflow #heap-overflow #tcache	files wu 3
boring-flag-runner #custom-vm #stack-overwrite #one-gadget	files wu 1
rarmony	files
ret2winRaRs #stack-buffer-overflow #ret2win	files wu 3

Reverse 10

Challenge	Has
Dotty #morse-code #strings	files wu 2
Down_The_Rabbit_Hole	files
Jammys_Old_Infra	files
Jojos_New_Infra	files
RaRPG #binary-patching	files wu 3
Very_TriVial_ReVersing	files wu 2
boring_flag_checker	files
infinite-free-trial #crc8 #bruteforce #keygen	files wu 3
optimizeme #rust-reversing #bignum-arithmetic	files wu 1
verybabyrev	files wu 3

Crypto 11

Challenge	Has
A3S #affine-sbox #linear-cryptanalysis #gf3	files wu 1
PsychECC	files
Shamirs_Stingy_Sharing #secret-sharing #polynomial-leak #prng-seed	files wu 1
babycrypt	files wu 3
mini-A3S #affine-sbox #linear-cryptanalysis #gf3 #key-recovery	files wu 1
minigen #linear-recurrence #xor #prng	files wu 3
randompad	files wu 1
rotoRSA	files
sRSA	files wu 3
snore #schnorr #nonce-reuse #lattice	files wu 1
unrandompad	files wu 1