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CIFS auditing does not work as expected due to missing SACLs

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Category:
ontap-9
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Applies to

  • ONTAP 9
  • CIFS auditing

Issue

  • No file access auditing events are generated
    • logon and logoff events may be seen
  • Filename is not shown in audit events
  • vserver security file-directory shows no SACL on the volume or CIFS shares
::> vserver security file-directory show -vserver svm_netapp -path /vol_netapp -instance
Vserver: svm_netapp
File Path: /vol_netapp
File Inode Number: 64
Security Style: ntfs
Effective Style: ntfs
DOS Attributes: 10
DOS Attributes in Text: ----D---
Expanded Dos Attributes: -
UNIX User Id: 0
UNIX Group Id: 0
UNIX Mode Bits: 777
UNIX Mode Bits in Text: rwxrwxrwx
ACLs: NTFS Security Descriptor
Control:0x9504
Owner:BUILTIN\Administrators
Group:BUILTIN\Administrators
DACL - ACEs
ALLOW-NT AUTHORITY\SYSTEM-0x1f01ff-OI|CI
ALLOW-BUILTIN\Administrators-0x1f01ff-OI|CI
ALLOW-Everyone-0x1f01ff-OI|CI
 
  • Auditing is correctly setup:

::*> vserver audit show -vserver svm1 -fields events
vserver    events
---------- --------------------------------------------------------------------------
svm1       file-ops,cifs-logon-logoff,user-account,security-group,audit-policy-change

 

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