cvedb.io
CVE-2018-12439
MEDIUM · CVSS 4.7
EPSS exploitation probability: 0%
Published 2018-06-15T02:29:00.563 · Last modified 2026-06-17T01:37:47.350

Summary

MatrixSSL through 3.9.5 Open allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.

Affected products

matrixssl — matrixssl

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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.