Alisson "Infektion" Bezerra

2019

InCTF 2019 - PHP+1, PHP+1.5 and PHP+2.5

Introduction This write-up is about the challenges PHP+1, PHP+1.5 and PHP+2.5, we were able to solve those three challenges with...

Chaos Communication Camp 2019 - CampRE

Description The description of the challenge is clear about what we will have to do: Reverse engineering a .NET Core...

CyBRICS CTF Quals 2019 - Dock Escape

Description As the name of the challenge implies, we are dealing with some sort of Docker escape and we need...

2017

[CVE-2017-16919] MapOS Stored Cross-site Scripting (XSS) - [PT-BR]

MapOS é um sistema gratuito de código aberto para controle de ordens de serviço. Neste artigo descrevemos uma falha de...

WhiteHat Contest 13 - Tuy Hoa

There’s a binary file that checks for a password. $ file re100 re100: ELF 64-bit LSB executable, x86-64, version 1...