[tor-bugs] #30800 [Applications/Tor Browser]: ftp:// on Windows can be used to leak the system time zone

[Tor Bug Tracker & Wiki]

#30800: ftp:// on Windows can be used to leak the system time zone
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 Reporter:  gk                        |          Owner:  tbb-team
     Type:  defect                    |         Status:  new
 Priority:  High                      |      Milestone:
Component:  Applications/Tor Browser  |        Version:
 Severity:  Normal                    |     Resolution:
 Keywords:  tbb-fingerprinting        |  Actual Points:
Parent ID:                            |         Points:
 Reviewer:                            |        Sponsor:
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Comment (by acat):

 I'm curious, how is it possible to read contents of ftp from a webpage? I
 tried an iframe, but cannot access, it's a RestrictedWindow... Was there a
 PoC in the original HackerOne report?

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/30800#comment:3>
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