Potential SMB services disruption after installation of Microsoft patch KB3002657-v1 on Windows 2003 Domain Controllers

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Microsoft has released MS15-027 to patch a security issue related to NETLOGON that could allow for spoofing attacks to be executed. NetApp has received reports of SMB service disruptions on Storage Products related to the installation of the first version of this patch on Windows Server 2003 Domain Controllers. Systems impacted by this patch exhibit a denial of the client logon when using NTLMv2 for communication with the Domain Controllers. This behavior is applicable to SMBv1, SMBv2, and SMBv3 clients. Carefully review the known issues associated with the Microsoft security patch. It is always recommended that the impact of any patch be determined in a test environment prior to production deployment.


SMB services disruption has been reported by some customers after installation of the patch on their Microsoft Domain Controllers.

Vulnerability Scoring Details

CVE Score Vector
CVE-2015-0005 5.4 (MEDIUM) CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Exploitation and Public Announcements

NetApp is aware of public discussion of this vulnerability.


Affected Products


Products Not Affected

  • 7-Mode Transition Tool
  • ATTO FibreBridge
  • Active IQ Performance Analytics Services
  • AutoSupport, MySupport,support.netapp.com
  • Brocade Fabric Operating System Firmware
  • Brocade Network Advisor Software
  • Brocade Network Operating System Firmware
  • Cloud Control
  • Cloud Portal
  • Cloud Sync
  • Cluster Network Switch (NetApp CN1610)
  • Clustered Data ONTAP
  • Clustered Data ONTAP Antivirus Connector
  • Data ONTAP Edge
  • Data ONTAP operating in 7-Mode
  • E-Series SANtricity Management Plug-ins (VMware vCenter)
  • E-Series SANtricity OS Controller Software 11.30 and later
  • E-Series SANtricity OS Controller Software 8.x
  • E-Series SANtricity Storage Manager
  • E-Series SANtricity Web Services (REST API) for Web Services Proxy
  • FAS/AFF Baseboard Management Controller (BMC)
  • FAS/AFF System Firmware
  • HCI/Solidfire System Firmware
  • Host Utilities - SAN for ESX
  • Host Utilities - SAN for Unix and Linux
  • Host Utilities - SAN for Windows
  • MetroCluster Tiebreaker for clustered Data ONTAP
  • Multipath I/O (Data ONTAP DSM for Windows MPIO)
  • NetApp Cloud Backup
  • NetApp Cloud Backup OST Plug-in
  • NetApp Converged Systems Advisor
  • NetApp HCI Compute Nodes
  • NetApp HCI Storage Nodes
  • NetApp Host Agent
  • NetApp Manageability SDK
  • NetApp NFS Plug-in for VMware VAAI
  • NetApp Plug-in for Symantec NetBackup
  • NetApp SANtricity Cloud Connector
  • NetApp SANtricity SMI-S Provider
  • NetApp SMI-S Provider
  • NetApp Service Level Manager
  • NetApp SolidFire Element OS Management Node
  • NetApp SteelStore Cloud Integrated Storage
  • NetApp Storage Encryption
  • NetApp VASA Provider for Clustered Data ONTAP 7.0 and above
  • ONTAP Select Deploy administration utility
  • OnCommand API Services
  • OnCommand Cloud Manager
  • OnCommand Insight
  • OnCommand Plug-in for Microsoft
  • OnCommand System Manager
  • OnCommand Unified Manager for 7-Mode (core package)
  • OnCommand Unified Manager for Linux 7.2 and above
  • OnCommand Unified Manager for VMware vSphere 7.2 and above
  • OnCommand Unified Manager for Windows 7.2 and above
  • OnCommand Workflow Automation
  • Open Systems SnapVault Agent
  • Perfstat
  • RAID Controller CTS2600 Legacy Engenio
  • Service Processor
  • Single Mailbox Recovery
  • Snap Creator Framework
  • SnapCenter Server
  • SnapDrive for Unix
  • SnapDrive for Windows
  • SnapManager for Exchange
  • SnapManager for Hyper-V
  • SnapManager for MS SQL
  • SnapManager for Oracle
  • SnapManager for SAP
  • SnapManager for Sharepoint
  • SnapProtect
  • SolidFire Element OS
  • SolidFire VMware vCenter Plug-in
  • Storage Automation Store
  • Storage Replication Adapter for Clustered Data ONTAP for VMware vSphere 4.x and above
  • Storage Replication Adapter for Clustered Data ONTAP for Windows 4.x and above
  • Storage Services Connector
  • StorageGRID
  • StorageGRID Webscale
  • System Setup
  • Virtual Storage Console for VMware vSphere 7.0 and above

Software Versions and Fixes


This section will be updated as patches are released.


No NetApp software fixes are expected to address this issue. This issue is resolved by applying the version of the Microsoft security patch that was published on March 16, 2015 and identified as 3002657-v2 to Windows 2003 Domain Controllers.

For systems where this cannot be immediately applied the following workarounds are also known to address the behavior.

NOTE: Choose only one of the following options:

1) Remove Microsoft patch KB3002657-v1 from Windows Domain Controllers.


2) Utilize Kerberos authentication mode.


3) Utilize NTLMv1 authentication mode.

The following errors may be observed in Data ONTAP after installation of the Microsoft patch on Windows Server 2003 Domain Controllers.

1) Data ONTAP operating in 7-Mode with 'options cifs.trace_login on ' :

AUTH: Login attempt by user rejected by the domain controller with error 0xc000006d: STATUS_LOGON_FAILURE.
[netapp1:auth.dc.trace.DCConnection.statusMsg:info]: AUTH: TraceDC- attempting authentication with domain controller DC1 .
[netapp1:auth.trace.authenticateUser.loginRejected:info]: AUTH: Login attempt by user rejected by the domain controller with error 0xc000006d: STATUS_LOGON_FAILURE.

2) Clustered Data ONTAP secd logs:

[kern_secd:info:4246] | [000.002.682] ERR : Error: User authentication procedure failed
[kern_secd:info:4246] | [000.002.693] ERR : [ 0 ms] Login attempt by local user '\user@domain' using NTLMv2 style security
[kern_secd:info:4246] | [000.002.714] ERR : [ 0] Login attempt by domain user 'domain\user@domain' using NTLMv2 style security
[kern_secd:info:4246] | [000.002.724] ERR : [ 0] Using a cached connection to dc.domain.local
[kern_secd:info:4246] | [000.002.734] ERR : [ 2] Authentication failed. (Status: 0xc000006d)

Obtaining Software Fixes

Software fixes will be made available through the NetApp Support website in the Software Download section.



Customers who do not have access to the Support website should contact Technical Support at the number below to obtain the patches.

Contact Information

Check http://mysupport.netapp.com for further updates.
For questions, contact NetApp at:

Technical Support
1 888 4 NETAPP (1 888 463 8277) (U.S. and Canada)
+00 800 44 638277 (EMEA/Europe)
+800 800 80 800 (Asia/Pacific)

Status of This Notice


This advisory should be considered the single source of current, up-to-date, authorized and accurate information from NetApp.

This advisory is posted at the following link:

Revision History

Revision # Date Comments
1.0 20150313 Initial Public Release
2.0 20150316 Updated with Windows Server 2003 specific patch 3002657-v2 information
3.0 20150317 Updated with clarifications regarding the 3002657-v2 patch as a fix
4.0 20150331 Final status

This document is provided solely for informational purposes. All information is based upon NetApp’s current knowledge and understanding of the hardware and software products tested by NetApp, and the methodology and assumptions used by NetApp. NetApp is not responsible for any errors or omissions that may be contained herein, and no warranty, representation, or other legal commitment or obligation is being provided by NetApp. © 2017 NetApp, Inc. All rights reserved. No portions of this document may be reproduced without prior written consent of NetApp, Inc.