[tor-bugs] #30437 [- Select a component]: Cursor location tracking by triggering background image downloads through CSS :hover rules

Tor Bug Tracker & Wiki blackhole at torproject.org
Wed May 8 12:56:32 UTC 2019


#30437: Cursor location tracking by triggering background image downloads through
CSS :hover rules
-----------------------------+--------------------------------------
 Reporter:  ehsan.akhgari@…  |          Owner:  (none)
     Type:  defect           |         Status:  new
 Priority:  Medium           |      Component:  - Select a component
  Version:                   |       Severity:  Normal
 Keywords:                   |  Actual Points:
Parent ID:                   |         Points:
 Reviewer:                   |        Sponsor:
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 The attack scenario is described here:
 https://twitter.com/davywtf/status/1124130932573839360

 The code for the demo can be found here:
 https://gist.github.com/wybiral/c8f46fdf1fc558d631b55de3a0267771

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/30437>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
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