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NTAP-20190703-0001 — CVE-2018-20843 Expat Vulnerability in NetApp Products
Published 2019-07-03 · Updated 2022-01-06 · Status: Final · Exploitation: Public
Official advisory: NTAP-20190703-0001 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.
CVEs in this advisory
Affected products
- 7-Mode Transition Tool
- Active IQ Unified Manager for VMware vSphere
- NetApp Cloud Backup (formerly AltaVault)
- NetApp HCI Baseboard Management Controller (BMC) - H610C
- NetApp HCI Baseboard Management Controller (BMC) - H610S
- NetApp HCI Baseboard Management Controller (BMC) - H615C
- NetApp SolidFire Baseboard Management Controller (BMC)
- NetApp SteelStore Cloud Integrated Storage
- NetApp VASA Provider for Clustered Data ONTAP 9.7 and above
- OnCommand Workflow Automation
- Storage Replication Adapter for Clustered Data ONTAP for VMware vSphere 9.7 and above
- Virtual Storage Console for VMware vSphere 9.7 and above
What to do
- Check your ONTAP versions against the official advisory's affected-versions table.
- 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).
Related reading
- Common ONTAP problems (FAQ) — plain-language symptoms and fixes
- ONTAP security hardening — baseline lockdown guidance
- Ransomware protection on ONTAP — SnapLock, SnapMirror vaulting, Anomaly Detection
- ONTAP error messages index — EMS/WAFL/NFS/SnapMirror messages