What is CVE-2018-17237?

CVE-2018-17237 is a medium-severity vulnerability in Hdfgroup Hdf5, classified under Divide By Zero. CVSS score: 6.5/10. Published 2018-09-20.

How severe is CVE-2018-17237?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Hdfgroup Hdf5

CVE-2018-17237

A SIGFPE signal is raised in the function H5D__chunk_set_info_real() of H5Dchunk.c in the HDF HDF5 1.10.3 library during an attempted parse of a crafted HDF file, because of incorrect protection against division by zero. This issue is different from CVE-2018-11207.

Published 2018-09-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.013 (69.9th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 69.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Hdfgroup Hdf5

Weakness classification (CWE)

CWE-369 — Divide By Zero

References

github.com/SegfaultMasters/covering360/blob/master/HDF5/README.md (Exploit, Third Party Advisory)
lists.debian.org/debian-lts-announce/2023/08/msg00009.html (mailing-list)

Frequently asked questions

What is CVE-2018-17237?: CVE-2018-17237 is a medium-severity vulnerability in Hdfgroup Hdf5, classified under Divide By Zero. CVSS score: 6.5/10. Published 2018-09-20.
How severe is CVE-2018-17237?: Medium severity. CVSS v3 base score is 6.5 out of 10.