Safe

Verified writeups for the Safe machine of Hack The Box

Safe

$ tldr BOF x64 ROP + libc leak → KeePass database crack

·	·
Operating system	Linux
Difficulty	Easy
Vector	Binary
IP	10.10.10.147
Retirement date	2019-10-26
Skills	Information Leakage Buffer Overflow [x64] [ROP Attacks using PwnTools] [NX Bypass] [ASLR Bypass] Trying to hijack the argument to the system() function by loading our content in RDI [Way 1] Leaking puts and libc address to make a system call with the argument loaded in RDI [Way 2] [EXTRA] Abusing keepass to obtain the root password [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
Buffer Overflow (BoF / ROP)	HackTricks	Open

If you liked this machine, try

• Admirer — Linux, Easy
• Haystack — Linux, Easy
• Jail — Linux, Insane
• Luke — Linux, Medium
• October — Linux, Medium

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Last updated: 2026-06-07