Home The HDF Group CVE-2024-33877
Back to The HDF Group

CVE-2024-33877

HDF5 Library - H5Tconv.c

The HDF Group CVSS 8.8 Updated April 6, 2026

Executive Risk Summary

"A heap-based buffer overflow vulnerability exists in the HDF5 Library through version 1.14.3, specifically in the H5T__conv_struct_opt function within H5Tconv.c. This vulnerability could potentially allow an attacker to execute arbitrary code, leading to a compromise of the system."

Anticipated Attack Path

  1. 1. Initial Exploitation: Buffer overflow in H5T__conv_struct_opt
  2. 2. Privilege Escalation: Potential execution of arbitrary code
  3. 3. Persistence: Possible system compromise and data breach

Am I Vulnerable?

  • Verify HDF5 Library version and update to 1.14.4 or later
  • Monitor system logs for suspicious activity related to HDF5 operations
  • Implement additional security measures to prevent exploitation

Operational Audit Arsenal

Target Type Library
Target Asset libhdf5
Standard Path /usr/lib or C:\Program Files\HDF Group\HDF5

Manual Verification Required

This is a non-Windows asset (The HDF Group). Use the target asset details and official path provided above to verify your current version against the official vendor advisories listed below.

Patch Impact Forecast

Reboot Required Unlikely

Minimal, as it involves updating a library

Internal Work Notes

HDF5 Library vulnerability (CVE-2024-33877) - update to version 1.14.4 or later to prevent potential code execution and system compromise.

Technical Intelligence & Operational Utilities • Delivered Weekly

Intelligence Sources

Related The HDF Group Threats

Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.