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NTAP-20190115-0001 — CVE-2018-5498 Denial of Service Vulnerability in Clustered Data ONTAP 9.0 and higher

Published 2019-01-15 · Updated 2019-01-15 · Status: Final · Exploitation: Public · Severity: MEDIUM 4.4 · ONTAP affected: Yes

Official advisory: NTAP-20190115-0001 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.

Product family: ONTAP | ONTAP-relevant | highest CVSS: 4.4

CVEs in this advisory

CVE-2018-5498 — MEDIUM · CVSS 4.4 · site index

What the CVE records say

CVE-2018-5498 — Clustered Data ONTAP versions 9.0 through 9.4 are susceptible to a vulnerability which allows remote authenticated attackers to cause a Denial of Service (DoS) in NFS and SMB environments. Exploitation of this vulnerability will allow a remote authenticated attacker to cause a Denial of Service (DoS) on affected versions of clustered Data ONTAP configured for multiprotocol access.

Impact

Exploitation of this vulnerability will allow a remote authenticated attacker to cause a Denial of Service (DoS) on affected versions of clustered Data ONTAP configured for multiprotocol access.

Affected products

Clustered Data ONTAP

Official fixes

Clustered Data ONTAP — vendor fix ↗
Clustered Data ONTAP — vendor fix ↗
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.