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NTAP-20231020-0003 — CVE-2023-42503 Apache Commons Compress Vulnerability in NetApp Products

Published 2023-10-20 · Updated 2026-02-18 · Status: Final · Exploitation: Public · Severity: not scored · ONTAP affected: Yes

Official advisory: NTAP-20231020-0003 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.

CVEs in this advisory

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

Active IQ Unified Manager for Linux
Active IQ Unified Manager for Microsoft Windows
Active IQ Unified Manager for VMware vSphere
Active IQ mobile app
Data Infrastructure Insights Acquisition Unit (formerly Cloud Insights Acquisition Unit)
E-Series SANtricity OS Controller Software 11.x
E-Series SANtricity Unified Manager and Web Services Proxy
Element Plug-in for vCenter Server
MetroCluster Tiebreaker
NetApp Console
ONTAP tools for VMware vSphere 9
OnCommand Insight

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.