CVE-2018-17433

Name: CVE-2018-17433
Creator: NVD / NIST
Published: 2018-09-24T14:29:00.573+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.27%

Last modified Jun 17, 2026

CVE-2018-17433 is a vulnerability of currently unknown severity. A heap-based buffer overflow in ReadGifImageDesc() in gifread.c in the HDF HDF5 through 1.10.3 library allows attackers to cause a denial of service via a crafted HDF5 file. This issue was triggered while converting a GIF file to an HDF file.. EPSS estimates a 1.27% chance of exploitation in the next 30 days.

Description

A heap-based buffer overflow in ReadGifImageDesc() in gifread.c in the HDF HDF5 through 1.10.3 library allows attackers to cause a denial of service via a crafted HDF5 file. This issue was triggered while converting a GIF file to an HDF file.

Metrics

EPSS Probability

1.27%

66.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Hdfgroup	Hdf5	<= 1.10.3

References

https://github.com/SegfaultMasters/covering360/tree/master/HDF5/vuln8#heap-overflow-in-readgifimagedescExploit, Third Party Advisory
https://github.com/SegfaultMasters/covering360/tree/master/HDF5/vuln8#heap-overflow-in-readgifimagedescExploit, Third Party Advisory

Timeline

Published: Sep 24, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-17433?

How severe is CVE-2018-17433?

Severity scoring for CVE-2018-17433 is pending analysis. The EPSS model estimates a 1.27% probability of exploitation in the next 30 days.

How do I fix CVE-2018-17433?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-17433?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST