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

# Zetta

> Verified writeups for the Zetta machine of Hack The Box

# Zetta

<p className="machine-summary"><span className="prompt"><code>\$ tldr</code></span> FTP RFC2428 IPv6 → rsync brute → Postgres + syslog privesc</p>

<div className="machine-meta">
  | ·                | ·                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
  | ---------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
  | Operating system | Linux                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             |
  | Difficulty       | Hard                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |
  | Vector           | <span className="vbadge vbadge-web">Web</span>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
  | IP               | `10.10.10.156`                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
  | Retirement date  | 2020-02-22                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |
  | Skills           | Information Leakage FTP RFC2428 Enumeration Abusing RFC-2428 via EPRT command Abusing RFC-2428 - Machine IPV6 address information leakage IPV6 Scanning with nmap Rsync Enumeration Abusing Rsync - Brute Force in order to find a valid password \[Bash Scripting] Abusing Rsync - Creating SSH key pairs to gain access to the system Postgres Enumeration Enumerating Github Projects SYSLOG Enumeration SYSLOG Exploitation - Abusing Priorities + SQL Injection \[RCE as Postgres] Password pattern information leak \[Privilege Escalation] |
</div>

## Writeups

| Language | Author      | Format | Link                                                     |
| -------- | ----------- | ------ | -------------------------------------------------------- |
| 🇪🇸 ES  | **S4vitar** | Vídeo  | [Open](https://www.youtube.com/watch?v=hB0G0Jp_MBg)      |
| 🇬🇧 EN  | **0xdf**    | Texto  | [Open](https://0xdf.gitlab.io/2020/02/22/htb-zetta.html) |
| 🇬🇧 EN  | **IppSec**  | Vídeo  | [Open](https://www.youtube.com/watch?v=8XmTz3A5rUo)      |

## Skill resources

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

| Skill                           | Source      | Link                                                                                         |
| ------------------------------- | ----------- | -------------------------------------------------------------------------------------------- |
| Information Leakage             | HackTricks  | [Open](https://book.hacktricks.wiki/en/pentesting-web/information-leak.html)                 |
| SQL Injection                   | HackTricks  | [Open](https://book.hacktricks.wiki/en/pentesting-web/sql-injection/index.html)              |
| SQL Injection                   | PortSwigger | [Open](https://portswigger.net/web-security/sql-injection)                                   |
| Brute Force / Rate-Limit Bypass | HackTricks  | [Open](https://book.hacktricks.wiki/en/generic-methodologies-and-resources/brute-force.html) |
| Remote Code Execution (RCE)     | HackTricks  | [Open](https://book.hacktricks.wiki/en/pentesting-web/command-injection.html)                |

## Related skills worth mastering

Cross-Site Scripting (XSS) · Local File Inclusion (LFI) · Remote File Inclusion (RFI) · Shellshock (CVE-2014-6271)

## If you liked this machine, try

* [Validation](/en/htb/machines/linux/facil/validation) — Linux, Easy
* [Reel2](/en/htb/machines/windows/dificil/reel2) — Windows, Hard
* [Altered](/en/htb/machines/linux/dificil/altered) — Linux, Hard
* [Quick](/en/htb/machines/linux/dificil/quick) — Linux, Hard
* [Catch](/en/htb/machines/linux/medio/catch) — 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:zetta" data-giscus-lang="en" />

*Last updated: 2026-06-07*

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