Proving Grounds Writeups

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Intermediate Windows

Jacko Writeup - Proving Grounds

Intermediate Windows box where an unauthenticated H2 database console gives remote code execution through a JNI DLL write, and SeImpersonatePrivilege is escalated to SYSTEM with GodPotato.

rce h2-database privilege-escalation token-impersonation

The Husky Hacker • Oct 8, 2026 • 4 min read

Other platforms

HackTheBox 92 TryHackMe 10 All writeups