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CTF

A collection of 9 posts

CTF

De1CTF - SSRF Me Writeup (2019)

UPDATE: This writeup was hidden since 2019 due to the solution used. It was only recently where I released a CTF challenge using the same solution. Since it was solved, I decided that

  • Anonymous
3 min read
CTF

HTB x Uni CTF 2020 - Quals Write Up

Gunship This challenge is an AST injection challenge. const path = require('path'); const express = require('express'); const handlebars = require('handlebars'); const { unflatten } = require('flat'); const router = express.Router(); router.get('/', (req,

  • Anonymous
4 min read
CTF

PeeHagePee

PHP can be interesting. I recently came across an interesting web CTF challenge. It is unfortunate that I am not able to show the beautiful screen shots of the challenge. What I have

  • Anonymous
7 min read
Blog

Protostar Exploit Practice

I NEED TO LEARN SOMETHING NEW!!!!! And yes, I started to learn some C and assembly.. Which ultimately lead to the learning of software security. This started my interest to explore bufferoverflow, format

  • Anonymous
8 min read
Blog

EY Hackathon (CTF Qualifiers) Writeup (2019)

The qualifers was a team based pentesting CTF, and it requires the knowledge of Windows and Linux systems, enumeration, privilege escalation, and lateral movement. Targets: 10.10.110.3 (Domain Controller for catalyst.

  • Anonymous
3 min read
Blog

noxCTF 2018 - MyFileUploader write up

A file upload web challenge during the recent noxCTF 2018. The following was presented: Uploading a file without extensions would give us this: It appears that the code checks for extensions .png .jpg

  • Anonymous
2 min read
CTF

CrossCTF 2018 Writeups

Crossctf 2018 Qualifier Writeups Credits to my teammates: https://github.com/tankeehock and https://github.com/tohzijie Web QruirkyScript 1 - 5 were do-able by referncing the truthy table from: https://developer.mozilla.

  • Anonymous
8 min read
CTF

Junior Defender Camp 2017 Blog

Team member gits: https://github.com/Fuxingloh https://github.com/joeldavidw https://github.com/likzdev Finally, Junior Defender Camp 2017 has ended. it was a really great learning experience. Secure coding was covered

  • Anonymous
7 min read
CTF

Vulnhub - LazySysAdmin Writeup

Well. What better way to spend christmas than solving a VulbHub machine? This VM is built for beginner/intermediate difficulty level. Link to LazySysAdmin on VulnHub. I spent about two days on this,

  • Anonymous
9 min read
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