Vulnerability Database

309,136

Total vulnerabilities in the database

CVE-2021-45830

A heap-based buffer overflow vulnerability exists in HDF5 1.13.1-1 via H5F_addr_decode_len in /hdf5/src/H5Fint.c, which could cause a Denial of Service.

  • Published: Jan 5, 2022
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-45830
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.5
  • AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v2:

  • Severity: Low
  • Score: 4.3
  • AV:N/AC:M/Au:N/C:N/I:N/A:P

CWEs:

Software From Fixed in
hdfgroup / hdf5 1.13.1-1 1.13.1-1.x