Arbitration (5pt)CTF Writeup/BlockHarbor(2023)2024. 10. 15. 11:15
Table of Contents
Prob
CATEGORY : Getting Started
This challenge is within the Harborbay vehicle simulator on VSEC. From the home page, enter HarborBay. Select the Mach-E UDS Challenge Simulation, then launch the terminal.
What is the Arbitration ID of the CAN frame being sent periodically on the CAN interface?
Solve
a2a4325f48ae:~/uds_challenge$ candump vcan0
vcan0 59E [2] 9E 10
vcan0 59E [2] 9E 10
vcan0 59E [2] 9E 10
vcan0 59E [2] 9E 10
vcan0 59E [2] 9E 10
vcan0 59E [2] 9E 10
^Ca2a4325f48ae:~/uds_challenge$FLAG : 59E
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