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NTAP-20230703-0005 — CVE-2023-2953 OpenLDAP Vulnerability in NetApp Products

Published 2023-07-03 · Updated 2025-04-16 · Status: Interim · Exploitation: Public · Severity: HIGH 7.5 · ONTAP affected: Yes

Official advisory: NTAP-20230703-0005 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: 7.5

CVEs in this advisory

CVE-2023-2953 — A vulnerability was found in openldap. This security flaw causes a null pointer dereference in ber_memalloc_x() function.

Successful exploitation of this vulnerability could lead to Denial of Service (DoS).

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.