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CVE-2018-13872

An issue was discovered in the HDF HDF5 1.8.20 library. There is a heap-based buffer overflow in...

9.8 Critical

An issue was discovered in the HDF HDF5 1.8.20 library. There is a heap-based buffer overflow in the function H5G_ent_decode in H5Gent.c.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.85%Up 1.4 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 9.8

An issue was discovered in the HDF HDF5 1.8.20 library. There is a heap-based buffer overflow in the function H5G_ent_decode in H5Gent.c.

Record
CVE-2018-13872
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-787
Updated
2026-11-02
CVE List No score

An issue was discovered in the HDF HDF5 1.8.20 library. There is a heap-based buffer overflow in the function H5G_ent_decode in H5Gent.c.

Record
CVE-2018-13872
Updated
2026-11-02
EUVDEUVD-2018-5806 No score

An issue was discovered in the HDF HDF5 1.8.20 library. There is a heap-based buffer overflow in the function H5G_ent_decode in H5Gent.c.

Record
EUVD-2018-5806
Updated
2026-11-03
GitHub AdvisoriesGHSA-wxrm-r5vr-2jhx 9.8

An issue was discovered in the HDF HDF5 1.8.20 library. There is a heap-based buffer overflow in...

An issue was discovered in the HDF HDF5 1.8.20 library. There is a heap-based buffer overflow in the function H5G_ent_decode in H5Gent.c.

Record
GHSA-wxrm-r5vr-2jhx
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-787
Updated
2026-11-02
OSV 9.8

An issue was discovered in the HDF HDF5 1.8.20 library. There is a heap-based buffer overflow in the function H5G_ent_decode in H5Gent.c.

Record
CVE-2018-13872
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2018-13872 9.8

An issue was discovered in the HDF HDF5 1.8.20 library. There is a heap-based buffer overflow in the function H5G_ent_decode in H5Gent.c.

Record
UBUNTU-CVE-2018-13872
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
hdf5
Ubuntu:Pro:14.04:LTS
All versions, plus listed versions
1.8.11-3ubuntu11.8.11-5ubuntu11.8.11-5ubuntu21.8.11-5ubuntu61.8.11-5ubuntu71.8.11-5ubuntu7.11.8.11-5ubuntu7.1+esm11.8.11-5ubuntu7.1+esm2
None known
hdf5
Ubuntu:Pro:16.04:LTS
All versions, plus listed versions
1.8.15-patch1+docs-41.8.15-patch1+docs-51.8.16+docs-11.8.16+docs-21.8.16+docs-3
Show 6 moreShow less
1.8.16+docs-3ubuntu11.8.16+docs-41.8.16+docs-4ubuntu11.8.16+docs-4ubuntu1.11.8.16+docs-4ubuntu1.1+esm11.8.16+docs-4ubuntu1.1+esm2
None known
hdf5
Ubuntu:Pro:18.04:LTS
All versions, plus listed versions
1.10.0-patch1+docs-41.10.0-patch1+docs-4ubuntu0.1~esm11.10.0-patch1+docs-4ubuntu0.1~esm2
None known
hdf5
Ubuntu:Pro:20.04:LTS
All versions, plus listed versions
1.10.4+repack-101.10.4+repack-111.10.4+repack-11ubuntu11.10.4+repack-11ubuntu1+esm1
None known
hdf5
Ubuntu:22.04:LTS
All versions, plus listed versions
1.10.6+repack-51.10.7+repack-4ubuntu11.10.7+repack-4ubuntu2
None known
hdf5
Ubuntu:24.04:LTS
All versions, plus listed versions
1.10.8+repack1-1ubuntu11.10.10+repack-3ubuntu11.10.10+repack-3.1ubuntu31.10.10+repack-3.1ubuntu4
None known
hdf5
Ubuntu:25.10
All versions, plus listed versions
1.14.5+repack-31.14.5+repack-3build1
None known

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-13872 is a critical vulnerability (CVSS 9.8) in Hdfgroup Hdf5, published July 10, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.85%, the 79th percentile. No source names a fixed version.

References

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