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NTAP-20250411-0006 — CVE-2024-0397 Python Vulnerability in NetApp Products

Published 2025-04-11 · Updated 2026-02-24 · Status: Interim · Exploitation: Public · Severity: HIGH 7.4 · ONTAP affected: Yes

Official advisory: NTAP-20250411-0006 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: 7.4

CVEs in this advisory

CVE-2024-0397 — HIGH · CVSS 7.4 · site index

What the CVE records say

CVE-2024-0397 — A defect was discovered in the Python “ssl” module where there is a memory race condition with the ssl.SSLContext methods “cert_store_stats()” and “get_ca_certs()”. The race condition can be triggered if the methods are called at the same time as certificates are loaded into the SSLContext, such as during the TLS handshake with a certificate directory configured. This issue is fixed in CPython 3.10.14, 3.11.9, 3.12.3, and 3.13.0a5.

Impact

Successful exploitation of this vulnerability could lead to Denial of Service (DoS). <br><br> ONTAP 9: <br> Affected in versions 9.14.1 and higher.

Affected products

Active IQ Unified Manager for Microsoft Windows
Active IQ Unified Manager for VMware vSphere
NetApp HCI Compute Node (Bootstrap OS)
NetApp SolidFire & HCI Management Node
NetApp SolidFire & HCI Storage Node (Element Software)
ONTAP Mediator
ONTAP tools for VMware vSphere 9

Official fixes

Active IQ Unified Manager for Microsoft Windows — vendor fix ↗
ONTAP Mediator — vendor fix ↗

References

https://mail.python.org/archives/list/security-announce@python.org/thread/BMAK5BCGKYWNJOACVUSLUF6SFG ↗

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.