Wednesday, December 16, 2009

Security Vulnerability in Adobe PDF Reader

FYI, because much of the info you download from the Internet is in PDF format.

There is a zero day security exploit for the Adobe PDF Reader that is currently out in the wild and for which there is no patch.  It exploits a vulnerability in Reader’s Javascript implementation.

Details here.

If you must use Adobe Reader you should disable Javascript until this is fixed.

  • On Windows, launch Adobe Reader and go to Edit > Preferences > JavaScript and uncheck Enable Acrobat JavaScript.
  • On a Mac, launch Adobe Reader go to the Adobe Reader menu > Preferences > JavaScript and uncheck Enable Acrobat JavaScript.


Alternative free PDF viewers are Preview.app on Mac (included with OS X), and Foxit Reader on Windows.

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