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NTAP-20230609-0006 — May 2023 NGINX Vulnerabilities in NetApp Products

Published 2023-06-09 · Updated 2025-05-29 · Status: Final · Exploitation: Public · Severity: HIGH 8.1 · ONTAP affected: Yes

Official advisory: NTAP-20230609-0006 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.

Product family: Cloud Backup / AltaVault / SteelStore · SolidFire / NetApp HCI · ONTAP | ONTAP-relevant | highest CVSS: 8.1

CVEs in this advisory

CVE-2023-28724 — HIGH · CVSS 7.1 · site index
CVE-2023-28656 — HIGH · CVSS 8.1 · site index

What the CVE records say

CVE-2023-28724 — NGINX Management Suite default file permissions are set such that an authenticated attacker may be able to modify sensitive files on NGINX Instance Manager and NGINX API Connectivity Manager. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CVE-2023-28656 — NGINX Management Suite may allow an authenticated attacker to gain access to configuration objects outside of their assigned environment. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Impact

Successful exploitation of these vulnerabilities could lead to disclosure of sensitive information or addition or modification of data.

Affected products

NetApp Cloud Backup OST Plug-in (formerly AltaVault OST Plug-in)
NetApp HCI Compute Node (Bootstrap OS)
ONTAP Select Deploy administration utility

Official fixes

ONTAP Select Deploy administration utility — 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.