関連
http://d.hatena.ne.jp/noushibou/20130213/1360737585
「Adobe Reader」にゼロデイ脆弱性、PDFによる悪用例も--アドビは調査中 - CNET Japan
mitigations
http://www.adobe.com/support/security/advisories/apsa13-02.html
Users of Adobe Reader XI and Acrobat XI for Windows can protect themselves from this exploit by enabling Protected View. To enable this setting, choose the "Files from potentially unsafe locations" option under the Edit > Preferences > Security (Enhanced) menu.
http://www.adobe.com/devnet-docs/acrobatetk/tools/AppSec/protectedview.html
http://d.hatena.ne.jp/noushibou/20130116/1358312550
でも簡単にすべての機能を有効にできたりするので注意が必要。