How severe is CVE-2024-33875?

CVE-2024-33875 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.

Is CVE-2024-33875 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-33875?

CVE-2024-33875 affects Hdfgroup Hdf5. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-33875?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-33875 have an EU (EUVD) identifier?

Yes. CVE-2024-33875 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-31580.

When was CVE-2024-33875 published?

CVE-2024-33875 was published on 2024-05-14 and last updated on 2026-06-17.

CVE-2024-33875

CVE-2024-33875 is a medium-severity vulnerability in Hdfgroup Hdf5 with a CVSS 3.x base score of 5.7. 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-120.

Key facts

Severity: Medium (CVSS 3.x base score 5.7)
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-31580
Weakness: CWE-120
Affected product: Hdfgroup Hdf5
Published: 2024-05-14
Last modified: 2026-06-17

Description

HDF5 Library through 1.14.3 has a heap-based buffer overflow in H5O__layout_encode in H5Olayout.c, resulting in the corruption of the instruction pointer.

Frequently asked questions

What is CVE-2024-33875?: HDF5 Library through 1.14.3 has a heap-based buffer overflow in H5O__layout_encode in H5Olayout.c, resulting in the corruption of the instruction pointer.
How severe is CVE-2024-33875?: CVE-2024-33875 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.
Is CVE-2024-33875 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-33875?: CVE-2024-33875 affects Hdfgroup Hdf5. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-33875?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-33875 have an EU (EUVD) identifier?: Yes. CVE-2024-33875 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-31580.
When was CVE-2024-33875 published?: CVE-2024-33875 was published on 2024-05-14 and last updated on 2026-06-17.

References

https://www.hdfgroup.org/2024/05/new-hdf5-cve-issues-fixed-in-1-14-4/

Affected products (1)

cpe:2.3:a:hdfgroup:hdf5:*:*:*:*:*:*:*:*

More vulnerabilities in Hdfgroup Hdf5

CVE-2024-32608 — Critical (CVSS 9.8): HDF5 library through 1.14.3 has memory corruption in H5A__close resulting in the corruption of the instruction pointer…
CVE-2024-33874 — Critical (CVSS 9.8): HDF5 Library through 1.14.3 has a heap buffer overflow in H5O__mtime_new_encode in H5Omtime.c.
CVE-2024-32621 — Critical (CVSS 9.8): HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5HG_read in H5HG.c (called from…
CVE-2024-32615 — Critical (CVSS 9.8): HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5Z__nbit_decompress_one_byte in H5Znbit.c, caused…
CVE-2024-32611 — Critical (CVSS 9.8): HDF5 Library through 1.14.3 may use an uninitialized value in H5A__attr_release_table in H5Aint.c.
CVE-2024-29164 — Critical (CVSS 9.8): HDF5 through 1.14.3 contains a stack buffer overflow in H5R__decode_heap, resulting in the corruption of the…

All CVEs affecting Hdfgroup Hdf5 →

Other CWE-120 (Classic Buffer Overflow) vulnerabilities

CVE-2025-48611 — Critical (CVSS 10.0): In DeviceId of DeviceId.java, there is a possible desync in persistence due to a missing bounds check. This could lead…
CVE-2026-24823 — Critical (CVSS 10.0): Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in FASTSHIFT…
CVE-2026-24810 — Critical (CVSS 10.0): Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in rethinkdb (src/cjson modules).…
CVE-2026-24800 — Critical (CVSS 10.0): Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in tildearrow…
CVE-2025-9962 — Critical (CVSS 10.0): A buffer overflow vulnerability in Novakon P series allows attackers to gain root permission without prior…
CVE-2010-10016 — Critical (CVSS 10.0): BS.Player version 2.57 (build 1051) contains a vulnerability in its playlist import functionality. When processing .m3u…

Browse all CWE-120 (Classic Buffer Overflow) vulnerabilities →