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NTAP-20200814-0004 — CVE-2020-16166 Linux Kernel Vulnerability in NetApp Products
Published 2020-08-14 · Updated 2025-12-09 · Status: Interim · Exploitation: Public
Official advisory: NTAP-20200814-0004 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.
CVEs in this advisory
Affected products
- Active IQ Unified Manager for VMware vSphere
- Cloud Volumes ONTAP Mediator
- E-Series SANtricity OS Controller Software 11.x
- FAS/AFF Baseboard Management Controller (BMC) - 8300/8700/A400/C400
- NetApp Cloud Backup (formerly AltaVault)
- NetApp HCI Baseboard Management Controller (BMC) - H410C
- NetApp HCI Compute Node (Bootstrap OS)
- NetApp SolidFire & HCI Management Node
- NetApp SolidFire & HCI Storage Node (Element Software)
- NetApp SolidFire Baseboard Management Controller (BMC)
- NetApp SteelStore Cloud Integrated Storage
- StorageGRID9 (9.x and prior)
What to do
- Check your ONTAP versions against the official advisory's affected-versions table.
- If affected and a fixed release exists, plan the upgrade — see the ONTAP upgrade runbook.
- If exploitation is listed as "active", treat remediation as urgent and review exposure (management LIFs, ONTAP S3, SnapMirror endpoints).
Related reading
- Common ONTAP problems (FAQ) — plain-language symptoms and fixes
- ONTAP security hardening — baseline lockdown guidance
- Ransomware protection on ONTAP — SnapLock, SnapMirror vaulting, Anomaly Detection
- ONTAP error messages index — EMS/WAFL/NFS/SnapMirror messages