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CIFS password change fails silently leading to secd: secd.kerberos.preauth:error after Microsoft April 2022 Hotfixes

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Votes:
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Category:
ontap-9
Specialty:
nas
Last Updated:

Applies to

  • ONTAP 9
    • ONTAP 9.10.1P2 and earlier
    • ONTAP 9.9.1P8 and earlier
    • ONTAP 9.8P11 and earlier
    • ONTAP 9.7P18 and earlier
    • ONTAP 9.6P17 and earlier
  • cifs domain password schedule enabled
  • CIFS
  • Kerberos
  • Active Directory
  • CVE-2021-42287

Issue

  • When the vserver cifs domain password schedule is enabled, it silently fails
    • event log show indicates the following
    • Sat Apr 16 03:00:00 +0800 [cluster1-01: secd: secd.kerberos.preauth:error]: Kerberos pre-authentication failure due to out-of-sync machine account password for vserver (svm1).
    • CIFS client access fails with secd.log error KRB5KDC_ERR_PREAUTH_FAILED

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