cvedb.io
CVE-2021-37740
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2022-04-20T20:15:07.993 · Last modified 2026-06-17T04:01:05.323

Summary

A denial of service vulnerability exists in MDT's firmware for the KNXnet/IP Secure router SCN-IP100.03 and KNX IP interface SCN-IP000.03 before v3.0.4, that allows a remote attacker to turn the device unresponsive to all requests on the KNXnet/IP Secure layer, until the device is rebooted, via a SESSION_REQUEST frame with a modified total length field.

Affected products

mdt — scn-ip000.03_firmware

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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.