What’s Vulnerable › Vulnerabilities

CVE-2018-11203

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-05-16 · updated 2026-06-17
• Weakness: CWE-369

Description

A division by zero was discovered in H5D__btree_decode_key in H5Dbtree.c in the HDF HDF5 1.10.2 library. It could allow a remote denial of service attack.

Affected products

• HDF5: 1.10.2

References

• https://github.com/Twi1ight/fuzzing-pocs/tree/master/hdf5
• https://github.com/Twi1ight/fuzzing-pocs/tree/master/hdf5

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