Inspired by my earlier accidental discovery that a FreeNAS 11.2 ISO written to a USB drive with Rufus will cause Windows 7 to BSOD, I got to wondering how well modern operating systems handle malformed filesystems. Windows, Linux, macOS, FreeBSD all fail.https://www.youtube.com/watch?v=r3MeifE2oFw …
It's 100% reproducible. I have to be careful not to plug that red thumb drive into any machine that I care about. Which USB attack mitigations are you referring to?
-
-
I'm developing a PowerShell script which aims to protect against any unknown devices. Basically it runs a WMI query every second for any new PnP devices (so this would include things that aren't USB) and checks their DeviceID against a whitelist of trusted devices. If the...
-
Possibly. But it sounds asynchronous, and therefore vulnerable to a race condition? I could probably test it if you point out where it lives.
- 1 more reply
New conversation -
-
-
It's noting new or even clever, but so far it has defended against any BadUSB devices I've thrown at it.
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.