Applies to ONTAP 9 CVE-2016-3997 Description ONTAP is susceptible to a SMB man-in-the-middle attack in its default state due to SMB signing enforcement not being enabled NetApp::*> cifs security show ...Applies to ONTAP 9 CVE-2016-3997 Description ONTAP is susceptible to a SMB man-in-the-middle attack in its default state due to SMB signing enforcement not being enabled NetApp::*> cifs security show -vserver NetApp_SVM -fields is-signing-required vserver is-signing-required ----------- ------------------- NetApp_SVM false