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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 · Severity: LOW 3.7 · ONTAP affected: Yes

Official advisory: NTAP-20200814-0004 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.

Product family: Active IQ Unified Manager · ONTAP · E-Series / SANtricity · Baseboard management controllers · Cloud Backup / AltaVault / SteelStore · SolidFire / NetApp HCI · StorageGRID | ONTAP-relevant | highest CVSS: 3.7

CVEs in this advisory

CVE-2020-16166 — LOW · CVSS 3.7 · site index

What the CVE records say

CVE-2020-16166 — The Linux kernel through 5.7.11 allows remote attackers to make observations that help to obtain sensitive information about the internal state of the network RNG, aka CID-f227e3ec3b5c. This is related to drivers/char/random.c and kernel/time/timer.c.

Impact

Successful exploitation of this vulnerability could lead to disclosure of sensitive information. <br><br> FAS/AFF Baseboard Management Controller (BMC) - 8300/8700/A400 version 13.10 is Affected

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)

Official fixes

Active IQ Unified Manager for VMware vSphere — vendor fix ↗
Cloud Volumes ONTAP Mediator — vendor fix ↗
E-Series SANtricity OS Controller Software 11.x — vendor fix ↗
FAS/AFF Baseboard Management Controller (BMC) - 8300/8700/A400/C400 — vendor fix ↗
NetApp SolidFire & HCI Storage Node (Element Software) — vendor fix ↗

What to do

Check the affected products listed above against the official advisory's affected-versions table — that is where the exact ONTAP 9 release, ONTAP tool, or management product versions are named.
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).
Harden in parallel: security hardening baseline and ransomware protection on ONTAP.