Security Flaws in Universal Plug and Play: Unplug, Don't Play.

Looks like there's blog post about the whitepaper [1] which is a bit more informative without reading the PDF, and this was already discussed [2] via an arstechnica article.

[1] https://community.rapid7.com/community/infosec/blog/2013/01/...

[2] http://news.ycombinator.com/item?id=5137353