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NTAP-20210128-0002 — CVE-2021-3156 Sudo Vulnerability in NetApp Products
Published 2021-01-28 · Updated 2024-03-07 · Status: Final · Exploitation: Public
Official advisory: NTAP-20210128-0002 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
- NetApp Cloud Backup (formerly AltaVault)
- NetApp SolidFire & HCI Management Node
- ONTAP Select Deploy administration utility
- ONTAP tools for VMware vSphere 9
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