Why PDF files are bad...
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I hate Adobe, as well. I'll likely be uninstalling it at home. Something I've been wanting to do for a long while, but never got around to getting it done. there are numerous free readers out there and even some free pdf creators. At work, I have no choice but to drink from the Adobe KoolAid trough. Good thread, Hoss. We need more of these kinds of conversations.
So much for the counter-argument that "it's not the format, it's the reader..."
http://threatpost.com/en_us/blogs/hacker-finds-way-exploit-pdf-files-without-vulnerability-033010
If that's true -- it basically means that any PDF reader implementation that is dutifully following the format spec is very likely exploitable. A given tool would have to purposefully subvert its own implementation of the format in order to protect users against this flaw.
I did not get a sense for whether the resulting trojan that gets executed can be coded for any platform.