In my free time, I enjoy exploring and analyzing embedded devices to understand how their ROM works. Recently, I focused on a Cortex-M7 MCU with a 300MHz clock speed, specifically the (previously Atmel) SAM MCUs series. These well-documented MCUs offer a range of features, from general-purpose functions to security capabilities. However, I found the documentation … More… “SAME70 Emulator” »
Introduction In this writeup we will introduce our finding of a vulnerability in Microchip Atmel SAM microcontrollers family [CVE-2024-4760] to bypass the security bit. To all who is new to the Atmel SAM E70/S70/V70/V71 family, we will briefly talk about this family and it’s capabilities and then move on to it security mechanism. Following we … More… “Bypassing Microchip Atmel SAM E70/S70/V70/V71 Security” »
In the past year (2022) we gave a talk about this topic in hardwaer.io NL22 but unfortunately the recorded talk faced a technical issues with mic. Recorded talk: Also, we got couple of questions and we are sorry for being late but we decided to write a blog to explain the talk in more details… … More… “BYPASS NXP LPC-FAMILY DEBUG CHECK WITH VOLTAGE FAULT INJECTION” »
