Full Disclosure mailing list archives
Re: usb shorting to ground
From: "Dave \"No, not that one\" Korn" <davek_throwaway () hotmail com>
Date: Mon, 31 Dec 2007 04:13:40 -0000
Todd Troxell wrote:
I discovered rather inadvertently that laptops do not enjoy having their USB VCC shorted to GND one bit. It is a sure DoS, in fact if the machine has a stupid power supply, it could result in permanent damage. It is kind of scary for kiosk machines like the those ubiquitous Kodak photo centers. I give you, the usb pwner. It could even hide inside a legitimate stick: USB Pwner schematic VCC ------------ D+ ---(nc) | D ---(nc) | GND ------------
See also ... http://www.hackerslab.org/images/geek/2005/may/etherkiller.jpg cheers, DaveK -- Can't think of a witty .sigline today.... _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.grok.org.uk/full-disclosure-charter.html Hosted and sponsored by Secunia - http://secunia.com/
Current thread:
- usb shorting to ground Todd Troxell (Dec 27)
- Re: usb shorting to ground Dave "No, not that one" Korn (Dec 30)