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NTAP-20240415-0010 — CVE-2024-26458 MIT Kerberos 5 Vulnerability in NetApp Products

Published 2024-04-15 · Updated 2025-02-21 · Status: Interim · Exploitation: Public · Severity: MEDIUM 5.3 · ONTAP affected: Yes

Official advisory: NTAP-20240415-0010 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.

Product family: Active IQ Unified Manager · ONTAP · SolidFire / NetApp HCI | ONTAP-relevant | highest CVSS: 5.3

CVEs in this advisory

CVE-2024-26458 — MEDIUM · CVSS 5.3 · site index

What the CVE records say

CVE-2024-26458 — Kerberos 5 (aka krb5) 1.21.2 contains a memory leak in /krb5/src/lib/rpc/pmap_rmt.c.

Impact

Successful exploitation of this vulnerability could lead to Denial of Service (DoS). <br><br> ONTAP 9 (formerly Clustered Data ONTAP): Versions 9.10.1 and 9.11.1 are not affected.

Affected products

Active IQ Unified Manager for VMware vSphere
Cloud Volumes ONTAP Mediator
Management Services for Element Software and NetApp HCI
NetApp HCI Baseboard Management Controller (BMC) - H610C
NetApp HCI Baseboard Management Controller (BMC) - H610S
NetApp HCI Baseboard Management Controller (BMC) - H615C
ONTAP 9
ONTAP Select Deploy administration utility

Official fixes

Management Services for Element Software and NetApp HCI — vendor fix ↗
ONTAP 9 — vendor fix ↗
ONTAP 9 — vendor fix ↗
ONTAP 9 — vendor fix ↗
ONTAP 9 — 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.