"Attach a file" functionality does not work in IE11
"Attach A File" and "Attach a URL" functionality does not work in IE11. The modal dialog does not show all the controls.
Steps to Reproduce
1. Navigate to the Case Manager portal in IE11.
2. Open any work object.
3. Locate the attachment section on the right panel of the work object.
4. Attach a file or URL by clicking on Add button from the attachment tab and selecting "Attach a File" or Attach a URL".
This issue is resolved by HFix-22303.