CVE-2018-13869

CVE-2018-13869 is a critical-severity vulnerability in Hdfgroup Hdf5 with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Description

An issue was discovered in the HDF HDF5 1.8.20 library. There is a memcpy parameter overlap in the function H5O_link_decode in H5Olink.c.

Frequently asked questions

What is CVE-2018-13869?
An issue was discovered in the HDF HDF5 1.8.20 library. There is a memcpy parameter overlap in the function H5O_link_decode in H5Olink.c.
How severe is CVE-2018-13869?
CVE-2018-13869 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-13869 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-13869?
CVE-2018-13869 affects Hdfgroup Hdf5. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-13869?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-13869 published?
CVE-2018-13869 was published on 2018-07-10 and last updated on 2026-06-17.

References

Affected products (1)

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