> ## Documentation Index
> Fetch the complete documentation index at: https://rootea.es/llms.txt
> Use this file to discover all available pages before exploring further.

# Buff

> Verified writeups for the Buff machine of Hack The Box

# Buff

<p className="machine-summary"><span className="prompt"><code>\$ tldr</code></span> Gym Mgmt RCE → CloudMe BOF estilo OSCP</p>

<div className="machine-meta">
  | ·                | ·                                                                                                                                    |
  | ---------------- | ------------------------------------------------------------------------------------------------------------------------------------ |
  | Operating system | Windows                                                                                                                              |
  | Difficulty       | Easy                                                                                                                                 |
  | Vector           | <span className="vbadge vbadge-binary-exploitation">Binary</span>                                                                    |
  | IP               | `10.10.10.198`                                                                                                                       |
  | Retirement date  | 2020-11-21                                                                                                                           |
  | Skills           | Gym Management System Exploitation (RCE) CloudMe Exploitation \[Buffer Overflow] \[OSCP Like] (Manual procedure) \[Python Scripting] |
</div>

## Writeups

| Language | Author      | Format | Link                                                    |
| -------- | ----------- | ------ | ------------------------------------------------------- |
| 🇪🇸 ES  | **S4vitar** | Vídeo  | [Open](https://www.youtube.com/watch?v=TytUFooC3kU)     |
| 🇬🇧 EN  | **0xdf**    | Texto  | [Open](https://0xdf.gitlab.io/2020/11/21/htb-buff.html) |
| 🇬🇧 EN  | **IppSec**  | Vídeo  | [Open](https://www.youtube.com/watch?v=-KBm3tBNK74)     |

## Skill resources

Curated documentation for each technique listed in the *Skills* column above. Sources: HackTricks, GTFOBins, PortSwigger, etc.

| Skill                       | Source     | Link                                                                                  |
| --------------------------- | ---------- | ------------------------------------------------------------------------------------- |
| Buffer Overflow (BoF / ROP) | HackTricks | [Open](https://book.hacktricks.wiki/en/binary-exploitation/stack-overflow/index.html) |
| Remote Code Execution (RCE) | HackTricks | [Open](https://book.hacktricks.wiki/en/pentesting-web/command-injection.html)         |

## Related skills worth mastering

Local File Inclusion (LFI) · Remote File Inclusion (RFI) · Shellshock (CVE-2014-6271)

## If you liked this machine, try

* [Hancliffe](/en/htb/machines/windows/dificil/hancliffe) — Windows, Hard
* [Ellingson](/en/htb/machines/linux/dificil/ellingson) — Linux, Hard
* [Overflow](/en/htb/machines/linux/dificil/overflow) — Linux, Hard
* [Chatterbox](/en/htb/machines/windows/medio/chatterbox) — Windows, Medium
* [Knife](/en/htb/machines/linux/facil/knife) — Linux, Easy

***

## Comments & tips

Did the official writeup not work? Found a smarter trick? Share it here — comments live in [GitHub Discussions](https://github.com/FFuson/HTB_Writeups/discussions).

<div className="rootea-giscus-wrap" data-giscus-term="machine:buff" data-giscus-lang="en" />

*Last updated: 2026-06-07*

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