x64 Assembly - Pwning Tech

x64 Assembly

x86 assembly is a low-level programming language and uses 'mnemonics' to represent fundamental CPU instructions. Assembly can be used to craft exploit shellcodes and it can be used to perform reverse engineering.

How I hacked smart lights: the story behind CVE-2022-47758

Introduction In this blogpost, we take a closer look at our research regarding CVE-2022-47758: a critical vulnerability impacting a very large number of Internet of Things smart devices. We could leverage this vulnerability in the lamp's firmware for unauthenticated remote code execution on the entire device with the highest privileges

Binary Exploitation

Knote (HackTheBox)

Heya infosec folks, in this write-up we will cover the Knote (kernel-note) kernel-pwn challenge on HackTheBox. We can trigger a local privilege escalation attack by exploiting a use-after-free bug. The description of the challenge is as follows: Secure your secrets in the kernel space! Summary * What are kernel modules? * How

Binary Exploitation

Superfast (HackTheBox)

Hey folks. In this write-up, we're going to discuss the Superfast challenge in HackTheBox which was part of the HackTheBox Business CTF 2022. We're going to perform a single-byte overwrite to bypass ASLR, leak stack pointers, and perform a Return Oriented Programming (ROP) chain. The description of the challenge is:

Binary Exploitation

Finale (HackTheBox)

Hey all. Today we're going to discuss the retired Finale challenge on HackTheBox. The description on HackTheBox is as follows: It's the end of the season and we all know that the Spooktober Spirit will grant a souvenir to everyone and make their wish come true! Wish you the best

HackTheBox challenges

Blacksmith (HackTheBox)

Hey all. Today we're going to discuss the retired Blacksmith challenge on HackTheBox. The description on HackTheBox is as follows: You are the only one who is capable of saving this town and bringing peace upon this land! You found a blacksmith who can create the most powerful weapon in