[tor-bugs] #17207 [Tor Browser]: Testing navigator.mimeTypes for known names can reveal info and increase fingerprinting risk

[Tor Bug Tracker & Wiki]

#17207: Testing navigator.mimeTypes for known names can reveal info and increase
fingerprinting risk
-------------------------+-------------------------------------------------
     Reporter:           |      Owner:  arthuredelstein
  TemporaryNick          |     Status:  assigned
         Type:  defect   |  Milestone:
     Priority:  major    |    Version:
    Component:  Tor      |   Keywords:  tbb-fingerprinting,
  Browser                |  TorBrowserTeam201510
   Resolution:           |  Parent ID:
Actual Points:           |    Sponsor:
       Points:           |
-------------------------+-------------------------------------------------
Changes (by gk):

 * owner:  tbb-team => arthuredelstein
 * priority:  normal => major
 * status:  needs_information => assigned
 * keywords:  tbb-fingerprinting => tbb-fingerprinting, TorBrowserTeam201510


Comment:

 Good stuff! I thought we already had a defense against this but I could
 not find anything so far. Arthur: do you have some spare cycles to look at
 this in October? I fear all the other TBB people are busy with deadline
 work...

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/17207#comment:7>
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