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NTAP-20221118-0006 — CVE-2021-46848 GNU Libtasn1 Vulnerability in NetApp Products
Published 2022-11-18 · Updated 2022-12-01 · Status: Final · Exploitation: Public · Severity: not scored · ONTAP affected: Yes
Official advisory: NTAP-20221118-0006 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.
Product family: E-Series / SANtricity · Other NetApp products · ONTAP | ONTAP-relevant
CVEs in this advisory
Impact
Successful exploitation of this vulnerability could lead to disclosure of sensitive information or Denial of Service (DoS).
Affected products
- E-Series SANtricity OS Controller Software 11.x
- FAS/AFF Service Processor - 2554/2552/2520
- FAS/AFF Service Processor - 8080/8060/8040/8020
- FAS/AFF Service Processor - A300/8200/A200/2650/2620
- FAS/AFF Service Processor - A700/9000
- NetApp Converged Systems Advisor Agent
- ONTAP Select Deploy administration utility
- ONTAP tools for VMware vSphere 9
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.
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
- Every NetApp advisory published in 2022