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

# Player

> Verified writeups for the Player machine of Hack The Box

# Player

<p className="machine-summary"><span className="prompt"><code>\$ tldr</code></span> JWT forge → ffmpeg AVI LFI → Codiad IDE RCE → privesc</p>

<div className="machine-meta">
  | ·                | ·                                                                                                                                                                                                                                                                                                                                                                                                                                                             |
  | ---------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
  | Operating system | Linux                                                                                                                                                                                                                                                                                                                                                                                                                                                         |
  | Difficulty       | Hard                                                                                                                                                                                                                                                                                                                                                                                                                                                          |
  | Vector           | <span className="vbadge vbadge-web">Web</span>                                                                                                                                                                                                                                                                                                                                                                                                                |
  | IP               | `10.10.10.145`                                                                                                                                                                                                                                                                                                                                                                                                                                                |
  | Retirement date  | 2020-01-18                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
  | Skills           | Subdomain Enumeration JWT Enumeration Information Leakage - Abusing No Redirect Playing with BFAC (Backup File Artifacts Checker) in order to find a configuration file PHP Source Code Analysis Forge JWT Abusing ffmpeg AVI Exploit in order to read internal files Escaping Limited Shell - OpenSSH 7.2p1 (Authenticated) XAuth Command Injection Abusing Codiad IDE in order to execute commands (RCE - www-data) Abusing Cron Job (Privilege Escalation) |
</div>

## Writeups

| Language | Author                   | Format | Link                                                      |
| -------- | ------------------------ | ------ | --------------------------------------------------------- |
| 🇪🇸 ES  | **S4vitar**              | Vídeo  | [Open](https://www.youtube.com/watch?v=UEGJKIvx_Y0)       |
| 🇪🇸 ES  | **El Pingüino de Mario** | Vídeo  | [Open](https://www.youtube.com/watch?v=lbrs2-D57hA)       |
| 🇬🇧 EN  | **0xdf**                 | Texto  | [Open](https://0xdf.gitlab.io/2020/01/18/htb-player.html) |
| 🇬🇧 EN  | **IppSec**               | Vídeo  | [Open](https://www.youtube.com/watch?v=JpzREo7XLOY)       |

## Skill resources

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

| Skill                       | Source      | Link                                                                                                              |
| --------------------------- | ----------- | ----------------------------------------------------------------------------------------------------------------- |
| Subdomain Enumeration       | HackTricks  | [Open](https://book.hacktricks.wiki/en/generic-methodologies-and-resources/external-recon-methodology/index.html) |
| Information Leakage         | HackTricks  | [Open](https://book.hacktricks.wiki/en/pentesting-web/information-leak.html)                                      |
| OS Command Injection        | PortSwigger | [Open](https://portswigger.net/web-security/os-command-injection)                                                 |
| Remote Code Execution (RCE) | HackTricks  | [Open](https://book.hacktricks.wiki/en/pentesting-web/command-injection.html)                                     |
| JSON Web Tokens (JWT)       | PortSwigger | [Open](https://portswigger.net/web-security/jwt)                                                                  |

## Related skills worth mastering

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

## If you liked this machine, try

* [Backend](/en/htb/machines/linux/medio/backend) — Linux, Medium
* [BackendTwo](/en/htb/machines/linux/medio/backendtwo) — Linux, Medium
* [Noter](/en/htb/machines/linux/medio/noter) — Linux, Medium
* [Netmon](/en/htb/machines/windows/facil/netmon) — Windows, Easy
* [Obscurity](/en/htb/machines/linux/medio/obscurity) — Linux, Medium

***

## 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:player" data-giscus-lang="en" />

*Last updated: 2026-06-07*

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