Firmware | Google CTF 2018

Google CTF 2018

Firmware

The code quality here is terrible. Even the temperature scale is measured in “Kevins”. Just bad Q/A all around here. If they choose to measure in Kevins rather than Kelvins, then it’s a sure bet that they can’t handle their memory properly. It looks like this also controls the SmartFridge2000 internal temperature for that whole home “just-works” experience.

You can find my all CTF solution in here

When I unzip attachment I notice the file is ext4 partition file. So that, I mount this partition and show hidden file with ls -la. I found the flag. Easy question.

CTF{I_kn0W_tH15_Fs}

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