SECCON CTF 2022 Quals: Author writeups - English
Thank you for playing SECCON CTF 2022 Quals! Just like last year, I wrote some challenges for this CTF.
- 日本語writeupはこちら!
My challenge list:
Challenge | Category | Difficulty | Keywords | Solved |
---|---|---|---|---|
skipinx | web | wamup | query parser, DoS | 102 |
easylfi | web | easy | curl, URL globbing, LFI | 62 |
bffcalc | web | medium | CRLF injection, request splitting | 41 |
piyosay | web | medium | Trusted Types, DOMPurify, RegExp | 19 |
denobox | web | medium-hard | prototype pollution, import maps | 1 |
spanote | web | hard | Chrome, disk cache, bfcache | 1 |
latexipy | misc | easy | pyjail, magic comment | 8 |
txtchecker | misc | medium | magic file, ReDoS | 23 |
noiseccon | misc | medium-hard1 | Perlin noise | 22 |
I added the source code and author's solvers to my-ctf-challenges repository.
Footnotes
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Because of my lack of consideration, many players solved this challenge by unintended solutions 😢 ↩