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NTAP-20241018-0004 — CVE-2024-45490 Libexpat Vulnerability in NetApp Products

Published 2024-10-18 · Updated 2026-10-09 · Status: Interim · Exploitation: Public · Severity: HIGH 7.5 · ONTAP affected: Yes

Official advisory: NTAP-20241018-0004 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 · Other NetApp products  |  ONTAP-relevant  |  highest CVSS: 7.5

CVEs in this advisory

What the CVE records say

CVE-2024-45490 — An issue was discovered in libexpat before 2.6.3. xmlparse.c does not reject a negative length for XML_ParseBuffer.

Impact

Successful exploitation of this vulnerability could lead to disclosure of sensitive information, addition or modification of data, or Denial of Service (DoS).

Affected products

Official fixes

What to do

  1. 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.
  2. If affected and a fixed release exists, plan the upgrade — see the ONTAP upgrade runbook.
  3. If exploitation is listed as "active", treat remediation as urgent and review exposure (management LIFs, ONTAP S3, SnapMirror endpoints).
  4. Harden in parallel: security hardening baseline and ransomware protection on ONTAP.

Related reading

Browse all ONTAP CVEs → · Security hub