cvedb.io
CVE-2021-43399
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2021-12-08T19:15:10.020 · Last modified 2026-06-17T04:10:55.120

Summary

The Yubico YubiHSM YubiHSM2 library 2021.08, included in the yubihsm-shell project, does not properly validate the length of some operations including SSH signing requests, and some data operations received from a YubiHSM 2 device.

Affected products

yubico — yubihsm_2_software_development_kit

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.