title: phpinfo() file instead of sites index
body: <p><strong>phpinfo() file showing instead of all sites index</strong>, after server software upgrade. (example site on this server: sms4.pro)
  <strong>There are many websites in this server, and ALL websites have this phpinfo instead of thier index..</strong> 
  Websites files is exists, FTP is accessible, databases/phpmyadmin is OK, but for unknown reasons displayed phpinfo instead of sites content.</p>
  
  <p>I have already tried a variety of solutions, but still can not find a way how to fix it.
  Maybe you have encountered a similar problem? Please help .. </p>
  
  <p>My server is apache, debian 8, PHP Version 5.6.30-0+deb8u1</p>