CVE-2020-18494

PoC —

CVSS 3.1

8.8 high

EPSS

1%p61

Published

Aug 22, 2023 (Aug 22, 2023)

Modified

Jun 17, 2026

Description

Buffer Overflow vulnerability in function H5S_close in H5S.c in HDF5 1.10.4 allows remote attackers to run arbitrary code via creation of crafted file.

Vendors: hdfgroup
Products: hdf5
Weakness: CWE-787
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.0%)

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