CVE-2021-41837 InsydeH20 Vulnerability in NetApp Products

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

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Advisory ID: NTAP-20220222-0003 Version: 4.0 Last updated: 01/13/2023 Status: Interim. CVEs: CVE-2021-41837

Summary

Multiple NetApp products incorporate InsydeH20. Certain InsydeH20 versions are susceptible to an unsafe pointer vulnerability that exists in SMM (System Management Mode) branch that registers a SWSMI handler. An attacker can use this unsafe pointer "current_ptr" to read, write or manipulate data into SMRAM and lead to escalation of privileges reserved only for SMM using the SwSMI handler.

Impact

Successful exploitation of this vulnerability could lead to disclosure of sensitive information, addition or modification of data, or Denial of Service (DoS).

Vulnerability Scoring Details

CVE Score Vector
CVE-2021-41837 8.2 (HIGH) CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Exploitation and Public Announcements

NetApp is aware of public discussion of this vulnerability.

References

Affected Products

  • FAS/AFF BIOS - A300/8200/A200/2650/2620/C190/A220/2720/2750
  • FAS/AFF BIOS - A700/9000
  • FAS/AFF BIOS - A900/9500

Products Not Affected

  • 7-Mode Transition Tool
  • AFF Baseboard Management Controller (BMC) - A700s
  • ATTO FibreBridge - 7500N
  • ATTO FibreBridge - 7600N
  • Active IQ Unified Manager for Linux
  • Active IQ Unified Manager for Microsoft Windows
  • Active IQ Unified Manager for VMware vSphere
  • Active IQ mobile app
  • Astra Control Center
  • Astra Control Center - NetApp Kubernetes Monitoring Operator
  • Astra Trident
  • Astra Trident Autosupport
  • BeeGFS CSI Driver
  • Brocade Fabric Operating System Firmware
  • Brocade SAN Navigator (SANnav)
  • Cloud Data Sense
  • Cloud Insights Acquisition Unit
  • Cloud Insights Telegraf Agent
  • Cloud Secure Agent
  • Cloud Volumes ONTAP Mediator
  • E-Series BIOS
  • E-Series SANtricity OS Controller Software 11.x
  • E-Series SANtricity Storage Manager
  • E-Series SANtricity Unified Manager and Web Services Proxy
  • Element .NET SDK
  • Element HealthTools
  • Element JAVA SDK
  • Element Plug-in for vCenter Server
  • Element Powershell Tools
  • Element Python SDK
  • FAS/AFF BIOS - 8300/8700/A400
  • FAS/AFF Baseboard Management Controller (BMC) - 8300/8700/A400
  • FAS/AFF Baseboard Management Controller (BMC) - A250/500f
  • FAS/AFF Baseboard Management Controller (BMC) - A320/C190/A220/FAS2720/FAS2750/A800
  • FAS/AFF Baseboard Management Controller (BMC) - A900/9500
  • FAS/AFF Service Processor - 8080/8060/8040/8020
  • Global File Cache
  • Host Utilities - SAN for Linux
  • Host Utilities - SAN for Windows
  • Inventory Collect Tool
  • Management Services for Element Software and NetApp HCI
  • MetroCluster Tiebreaker for clustered Data ONTAP
  • NetApp BlueXP
  • NetApp Cloud Backup OST Plug-in (formerly AltaVault OST Plug-in)
  • NetApp Converged Systems Advisor Agent
  • NetApp E-Series Performance Analyzer
  • NetApp HCI Baseboard Management Controller (BMC) - H300S/H500S/H700S/H410S
  • NetApp HCI Baseboard Management Controller (BMC) - H410C
  • NetApp HCI Baseboard Management Controller (BMC) - H610C
  • NetApp HCI Baseboard Management Controller (BMC) - H610S
  • NetApp HCI Baseboard Management Controller (BMC) - H615C
  • NetApp HCI Compute Node (Bootstrap OS)
  • NetApp HCI Compute Node BIOS
  • NetApp HCI Storage Node BIOS
  • NetApp Kubernetes Monitoring Operator
  • NetApp Manageability SDK
  • NetApp NFS Plug-in for VMware VAAI
  • NetApp SMI-S Provider
  • NetApp SolidFire & HCI Management Node
  • NetApp SolidFire & HCI Storage Node (Element Software)
  • NetApp SolidFire Plug-in for vRealize Orchestrator (SolidFire vRO)
  • NetApp Virtual Desktop Service (VDS)
  • NetApp XCP NFS
  • NetApp XCP SMB
  • ONTAP 9 (formerly Clustered Data ONTAP)
  • ONTAP Antivirus Connector
  • ONTAP Mediator
  • ONTAP Select Deploy administration utility
  • ONTAP tools for VMware vSphere
  • OnCommand Insight
  • OnCommand Workflow Automation
  • SANtricity Storage Plugin for vCenter
  • SAS Firmware
  • SRA Plugin for Linux
  • SRA Plugin for Windows
  • Single Mailbox Recovery
  • Snap Creator Framework
  • SnapCenter
  • SnapCenter Plug-in for VMware vSphere
  • SnapManager for Hyper-V
  • SolidFire Storage Replication Adapter
  • Storage Services Connector
  • StorageGRID (formerly StorageGRID Webscale)
  • StorageGRID BIOS SG1000/SG100
  • StorageGRID BIOS SG5660/SG5612/SG5760/SG5712
  • StorageGRID BIOS SG6060/SGF6024
  • StorageGRID Baseboard Management Controller (BMC)
  • System Manager 9.x

Software Versions and Fixes

NetApp's currently available patches are listed below.


Product First Fixed in Release
FAS/AFF BIOS - A900/9500 https://mysupport.netapp.com/site/downloads/firmware/system-firmware-diagnostics/download/SYSTEM/30804123/308-04123_A0_SERVICE_IMAGE_18.6.zip
FAS/AFF BIOS - A300/8200/A200/2650/2620/C190/A220/2720/2750 https://mysupport.netapp.com/site/downloads/firmware/system-firmware-diagnostics/download/SYSTEM/30804120_signed/308-04120_A0_SERVICE_IMAGE_11.18_S.zip

Workarounds

None at this time.

Obtaining Software Fixes

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

https://mysupport.netapp.com/site/downloads/

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
mysupport.netapp.com
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

Interim.

NetApp will continue to update this advisory as additional information becomes available.

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

This advisory is posted at the following link:
https://security.netapp.com/advisory/NTAP-20220222-0003

Revision History

Revision # Date Comments
1.0 20220222 Initial Public Release
2.0 20220311 FAS/AFF BIOS moved to Affected Products
3.0 20220315 Affected FAS/AFF BIOS platforms added to Impact
4.0 20230113 FAS/AFF BIOS - A900/9500 and FAS/AFF BIOS - A300/8200/A200/2650/2620/C190/A220/2720/2750 added to Software Versions and Fixes, FAS/AFF BIOS - A700/9000 and FAS/AFF BIOS - A300/8200/A200/2650/2620/C190/A220/2720/2750 moved to Affected Products, Affected FAS/AFF BIOS platforms removed from Impact

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. © 2024 NetApp, Inc. All rights reserved. No portions of this document may be reproduced without prior written consent of NetApp, Inc.