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NTAP-20231009-0001 — CVE-2023-27314 Denial of Service Vulnerability in ONTAP 9
Published 2023-10-09 · Updated 2023-10-09 · Status: Final · Exploitation: Public · Severity: HIGH 7.5 · ONTAP affected: Yes
Official advisory: NTAP-20231009-0001 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.
Product family: ONTAP | ONTAP-relevant | highest CVSS: 7.5
CVEs in this advisory
- CVE-2023-27314 — HIGH · CVSS 7.5 · site index
What the CVE records say
CVE-2023-27314 — ONTAP 9 versions prior to 9.8P19, 9.9.1P16, 9.10.1P12, 9.11.1P8, 9.12.1P2 and 9.13.1 are susceptible to a vulnerability which could allow a remote unauthenticated attacker to cause a crash of the HTTP service.
Impact
Successful exploitation of this vulnerability could lead to Denial of Service (DoS).
Affected products
- ONTAP 9 (formerly Clustered Data ONTAP)
Official fixes
- ONTAP 9 (formerly Clustered Data ONTAP) — vendor fix ↗
- ONTAP 9 (formerly Clustered Data ONTAP) — vendor fix ↗
- ONTAP 9 (formerly Clustered Data ONTAP) — vendor fix ↗
- ONTAP 9 (formerly Clustered Data ONTAP) — vendor fix ↗
- ONTAP 9 (formerly Clustered Data ONTAP) — vendor fix ↗
- ONTAP 9 (formerly Clustered Data ONTAP) — 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.
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 2023