Revit 2017.2.3 update is now available
This update contains an update to the FBX SDK and provides a number of security improvements related to processing FBX, DAE, 3DS, and DXF format files. It also brings a number of bug fixes, which could be found at the release notes page.
For Revit 2017.2.3 update instructions visit readme page. Update is available to subscribers and current maintenance plan customers via the Autodesk Desktop App & Autodesk Account.