cvedb.io
CVE-2016-8858
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2016-12-09T11:59:00.207 · Last modified 2026-06-17T00:55:05.303

Summary

The kex_input_kexinit function in kex.c in OpenSSH 6.x and 7.x through 7.3 allows remote attackers to cause a denial of service (memory consumption) by sending many duplicate KEXINIT requests. NOTE: a third party reports that "OpenSSH upstream does not consider this as a security issue."

Affected products

openbsd — openssh

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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.