Reversing FreeRTOS on embedded devices
RECON-BRX-2017-FreeRTOS_Embedded_Reversing
RECON-BRX-2017-FreeRTOS_Embedded_Reversing
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Comm<strong>on</strong> hardware issues<br />
• JTAG & UART ports available<br />
• Exposed busses (I 2 C, IIS, Serial)<br />
• Unprotected external storages (FLASH, sdcard…)<br />
• Unprotected radio interfaces (WiFi, Bluetooth, microwaves…)<br />
• Debugging c<strong>on</strong>soles left active<br />
• Unprotected bootloader and fw updates<br />
• Fuses not set to make internal flash unreadable<br />
12 RECON 2017 Brussels