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What is the impact of CVE-2022-37966 to ONTAP 9

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Applies to

  • ONTAP 9
  • CVE-2022-37966 - "Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability"
  • Microsoft KB5021131

Answer

There is no known impact to ONTAP with regard to Kerberos authentication if the CIFS vserver was created in ONTAP 9

  • ONTAP 9 by default when a cifs create is completed, sets the proper values for AD attribute msDS-SupportedEncryptionType
  • Due to this, CVE-2022-37966 does not automatically default encryption to AES

Additional Information

 

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