Haystack

Verified writeups for the Haystack machine of Hack The Box

Haystack

$ tldr ElasticSearch + Kibana CVE-2018-17246 → Logstash privesc

CVE / Bulletins: CVE-2018-17246 ↗

·	·
Operating system	Linux
Difficulty	Easy
Vector	Linux privesc
IP	10.10.10.115
Retirement date	2019-11-02
Skills	ElasticSearch Enumeration Information Leakage Kibana Enumeration Kibana Exploitation (CVE-2018-17246) Abusing Logstash (Privilege Escalation)

Writeups

Language	Author	Format	Link
🇪🇸 ES	S4vitar	Vídeo	Open
🇬🇧 EN	0xdf	Texto	Open
🇬🇧 EN	IppSec	Vídeo	Open

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

If you liked this machine, try

• Admirer — Linux, Easy
• Luke — Linux, Medium
• SneakyMailer — Linux, Medium
• Jerry — Windows, Easy
• Blocky — Linux, Easy

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Last updated: 2026-06-07