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

# Unicode

> Writeups verificados de la máquina Unicode de Hack The Box

# Unicode

<p className="machine-summary"><span className="prompt"><code>\$ tldr</code></span> JWT claim misuse + Unicode normalization LFI → sudo pyinstxtractor</p>

<div className="machine-meta">
  | ·                 | ·                                                                                                                                                                                                                                                                                                                                                                                  |
  | ----------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
  | Sistema operativo | Linux                                                                                                                                                                                                                                                                                                                                                                              |
  | Dificultad        | Medio                                                                                                                                                                                                                                                                                                                                                                              |
  | Vector            | <span className="vbadge vbadge-web">Web</span>                                                                                                                                                                                                                                                                                                                                     |
  | IP                | `10.10.11.126`                                                                                                                                                                                                                                                                                                                                                                     |
  | Fecha de retirada | 2022-05-07                                                                                                                                                                                                                                                                                                                                                                         |
  | Skills            | JWT Enumeration JWT - Claim Misuse Vulnerability JSON Web Key Generator (Playing with mkjwk) Forge JWT Open Redirect Vulnerability Creating a JWT for the admin user LFI (Local File Inclusion) - Unicode Normalization Vulnerability Abusing Sudoers Privilege Playing with pyinstxtractor and pycdc Bypassing badchars and creating a new passwd archive  (Privilege Escalation) |
</div>

## Writeups

| Idioma  | Autor       | Formato | Enlace                                                      |
| ------- | ----------- | ------- | ----------------------------------------------------------- |
| 🇪🇸 ES | **S4vitar** | Vídeo   | [Abrir](https://www.youtube.com/watch?v=ofz_1ncuCm4)        |
| 🇬🇧 EN | **0xdf**    | Texto   | [Abrir](https://0xdf.gitlab.io/2022/05/07/htb-unicode.html) |
| 🇬🇧 EN | **IppSec**  | Vídeo   | [Abrir](https://www.youtube.com/watch?v=2mH6Ri7EAq0)        |

## Recursos por skill

Documentación curada para cada técnica que aparece en la columna *Skills* de arriba. Fuentes: HackTricks, GTFOBins, PortSwigger, etc.

| Skill                      | Fuente               | Enlace                                                                                    |
| -------------------------- | -------------------- | ----------------------------------------------------------------------------------------- |
| Local File Inclusion (LFI) | HackTricks           | [Abrir](https://book.hacktricks.wiki/en/pentesting-web/file-inclusion/index.html)         |
| Local File Inclusion (LFI) | PayloadsAllTheThings | [Abrir](https://github.com/swisskyrepo/PayloadsAllTheThings/tree/master/File%20Inclusion) |
| JSON Web Tokens (JWT)      | PortSwigger          | [Abrir](https://portswigger.net/web-security/jwt)                                         |

## Skills relacionadas que conviene dominar

Remote File Inclusion (RFI) · Remote Code Execution (RCE)

## Si te gustó esta máquina, prueba

* [Breadcrumbs](/htb/machines/windows/dificil/breadcrumbs) — Windows, Difícil
* [Waldo](/htb/machines/linux/medio/waldo) — Linux, Medio
* [Secret](/htb/machines/linux/facil/secret) — Linux, Fácil
* [Tabby](/htb/machines/linux/facil/tabby) — Linux, Fácil
* [Poison](/htb/machines/linux/medio/poison) — Linux, Medio

***

## Comentarios y truquillos

¿Algo no funcionó del writeup oficial? ¿Has encontrado un truco mejor? Compártelo aquí — los comentarios viven en [GitHub Discussions](https://github.com/FFuson/HTB_Writeups/discussions).

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*Última actualización: 2026-06-07*

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