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NTAP-20250725-0007 — CVE-2025-6395 GNUTLS Vulnerability in NetApp Products

Published 2025-07-25 · Updated 2025-09-11 · Status: Interim · Exploitation: Public · Severity: MEDIUM 6.5 · ONTAP affected: Yes

Official advisory: NTAP-20250725-0007 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.

Product family: Active IQ Unified Manager · SolidFire / NetApp HCI · ONTAP | ONTAP-relevant | highest CVSS: 6.5

CVEs in this advisory

CVE-2025-6395 — MEDIUM · CVSS 6.5 · site index

What the CVE records say

CVE-2025-6395 — A NULL pointer dereference flaw was found in the GnuTLS software in _gnutls_figure_common_ciphersuite().

Impact

Successful exploitation of this vulnerability could lead to addition or modification of data or Denial of Service (DoS). <br><br> ONTAP Select Deploy administration utility:<br> Affected in only 9.15.1 and 9.16.1.

Affected products

Active IQ Unified Manager for VMware vSphere
NetApp HCI Baseboard Management Controller (BMC) - H610S
ONTAP Select Deploy administration utility
NetApp SolidFire & HCI Management Node
NetApp SolidFire & HCI Storage Node (Element Software)
ONTAP tools for VMware vSphere 10

References

https://lists.gnupg.org/pipermail/gnutls-help/2025-July/004883.html ↗

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.