Ghidra Sink Finder – Automated Tracking User-Controlled Data to Security-Relevant Functions

When performing Reverse Engineering or binary analysis, one of the most common questions is: "Can user-controlled data reach a potentially dangerous function?" Let's try...

WatchGuard BruteForce

Some time ago I wrote a post and a small script to run a brute force attack against FortiGate appliances. (Link to that post you can find here). This time I decided to check if similar bug is present in latest WatchGuard appliance (FireboxV, version 12.12). Below you'll find the details and poc code to test it in your own LAB. Below you'll find more details about it. Here we go...

Building BHADGUI: Automating BloodHound Data Collection for AD Attack Paths

When you're doing Active Directory pentesting on a tight schedule, running SharpHound manually and then clicking through BloodHound's UI gets old fast. BHADGUI started as a simple wrapper and evolved into something more useful.

Hack The Box - Reactor

Reactor is an 'easy' Linux CTF machine from Season 11 at Hack The Box platform. Few days ago I decided to check it. Below you'll find more details about it. Here we go...

Living Long Doing Pentests

Some time ago, I was searching online for information about vulnerabilities in popular networking devices. One of the links I came across concerned the CVE-2025-0116 vulnerability related to the handling of the LLDP (Link Layer Discovery Protocol) by Palo Alto devices." Intrigued by the description, I decided to check how it looks on my own device in a home lab environment. Below you'll find some details about it. Here w go...

Palo Alto PostAuth CLI memory corruption bug - Metasploit module

Few days ago I posted some notes about the bug found in January in Palo Alto VM. Today you'll find some details about a working poc for Metasploit created for this bug. Here we go...

WatchGuard 12.11 (Firebox) PostAuth CLI memory corruption bug

In one of the latest pentests projects I had a pleasure to play a bit with latest WatchGuard. Below you'll find some details about it. Here we go...

Palo Alto PostAuth CLI memory corruption bug

Hi, it's been a while. Long story short: below you'll find few details about the postauth bug I found in Palo Alto CLI. Here we go...

Python GUI from AI

After a while I decided to look back again at the Python's GUI in Tkinter. Below you'll find few notes about it. Here we go...

The Hack Summit 2024 - Online presentation

This year (again) I had a pleasure to present few of the topics from my research during The Hack Summit Conference in Poland[1, 2, 3]. Last time we (mostly;)) talked about one preauth RCE bug I found in ConQuest DICOM server (1.5.0d). This year we talked about one of the way to automate bug hunting using Ghidra. Below you'll find more details about it. Here we go...

Hack The Box - Instant

Few days ago I had a pleasure to check one of the Hack The Box 'Season 6' machine called Instant. Few details about it you will find below. Here we go...

Waiting for The Hack Summit 2024

During last years I had a pleasure to present few of my notes and ideas during The Hack Summit conference in Poland. This year I'll try to present few words about a new topic - more related to Ghidra. So just as a quick summary for previous years - below you'll find a 'current timeline'. ;) Here we go... 

Join Mnemonic - UD2

Below you'll find few notes about one simple RE challenge I found on Hack The Box. Here we go...

Automating Network Pentests with Metasploit and Ruby

This time we'll continue the journey started in previous post to create a small 'semi-automated' tool to perform some 'basic' network pentests. For this case we'll focus (mostly;)) on CVE-2021-20039 for SonicWall SMA. Here we go...

Reading Nmap Log In Ruby

From time to time during pentests we're using nmap to scan the target host(s). Today we'll try to read nmap's log using Ruby. Below you'll find few details about it. Here we go...

Few notes from CTF@CIT

During this weekend I had a moment to read what's new at CTFTime and that's how I found CTF@CIT prepared by HACK@CIT. Below you'll find few notes about it. Here we go...

Postauth SQLi in Centreon 23.10-1.el8

Similar to previous notes about hunting bugs in Centreon few weeks ago I prepared a new lab to test 'current/latest' version of this webapp. Below you'll find the details. Here we go...

Postauth SQLi in AdvantechWeb/SCADA 9.1.5U

During some internal pentests performed few weeks ago I found an SQL injection (postauth) bug in "latest" AdvantechWeb/SCADA (9.1.5U). Below you'll find more details about it. Here we go...

Healthy PostAuth RCE in FortiADC 7.4.0

Few weeks ago when I was playing a bit with Fortigate machines I decided to check FortiADC VM (downloaded here). After a while I found an interesting "feature" that can be used to achieve ('limited' AFAIK ;)) postauth RCE. Below you'll find few notes about it. Here we go...

The Hack Summit 2023 - Online presentation

This year I had a pleasure to present few of the topics from my research during The Hack Summit Conference in Poland[1, 2, 3]. This time we (mostly;)) talked about one preauth RCE bug I found in ConQuest DICOM server (1.5.0d). Below you'll find more details about it. Here we go...