Hackviser — Scenario Writeups

A collection of detailed writeups for machines and scenarios from the HackViser platform.

Each writeup covers the full attack chain — recon, enumeration, exploitation, post-exploitation, and lessons learned.

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Writeups

Machine	Category	Difficulty	Tags
SentryNode	Web	Medium	Flask, PyYAML RCE, Broken Auth, JWT

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Structure

Hackviser/
└── Write-ups/
    └── MachineName/
        └── README.md

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Methodology

Each writeup follows a structured approach:

1. Recon — Port scanning, service enumeration
2. Enumeration — Directory fuzzing, source analysis, information gathering
3. Exploitation — Vulnerability identification and execution
4. Post-Exploitation — Privilege escalation, persistence, flag collection
5. Lessons Learned — Key takeaways and remediation advice

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About

Written by k41r0s3 — penetration tester and CTF player.
All writeups are for educational purposes only and are written against authorized lab environments.

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More writeups coming soon.