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NTAP-20181016-0001 — CVE-2018-3665 Lazy FPU State Restore Information Disclosure Vulnerability in NetApp Products

Published 2018-10-16 · Updated 2021-04-26 · Status: Final · Exploitation: Public · Severity: MEDIUM 5.6 · ONTAP affected: Yes

Official advisory: NTAP-20181016-0001 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.

Product family: Cloud Backup / AltaVault / SteelStore · ONTAP | ONTAP-relevant | highest CVSS: 5.6

CVEs in this advisory

CVE-2018-3665 — MEDIUM · CVSS 5.6 · site index

What the CVE records say

CVE-2018-3665 — System software utilizing Lazy FP state restore technique on systems using Intel Core-based microprocessors may potentially allow a local process to infer data from another process through a speculative execution side channel.

Impact

Successful exploitation of this vulnerability could lead to disclosure of sensitive information.

Affected products

NetApp SteelStore Cloud Integrated Storage
ONTAP Select Deploy administration utility

Official fixes

ONTAP Select Deploy administration utility — vendor fix ↗

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00145.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.