CVE-2024-32621

Hdfgroup Hdf5 vulnerability

9.8 CRITICALEPSS 0.93%

Published14 May 2024

Description

HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5HG_read in H5HG.c (called from H5VL__native_blob_get in H5VLnative_blob.c), resulting in the corruption of the instruction pointer.

CVSS 3.1 breakdown

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Hdfgroup Hdf5< 1.14.4

Remediation

Fixed in

Hdfgroup Hdf5≥ 1.14.4

Frequently asked

Is CVE-2024-32621 being actively exploited?

CVE-2024-32621 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.93%.

How severe is CVE-2024-32621?

CVE-2024-32621 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.93% probability of exploitation.

Which products are affected by CVE-2024-32621?

Affected products include Hdfgroup Hdf5.

How do I fix CVE-2024-32621?

Upgrade affected software to a fixed version, for example Hdfgroup Hdf5 1.14.4 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-32621 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.