CVE-2021-34572

6.5 mediumEPSS 0.2%

Medium (6.5) in enbra ewm. EPSS 0.2% chance of exploitation in the next 30 days.

Enbra EWM 1.7.29 does not check for or detect replay attacks sent by wireless M-Bus Security mode 5 devices. Instead timestamps of the sensor are replaced by the time of the readout even if the data is a replay of earlier data.

Severity

CVSS 3.1

6.5 medium

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 13% of CVEs (scores of 2026-10-31)
CWE: CWE-345
Published: 2021-09-16
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

enbra:ewm

References

https://www.fit.vutbr.cz/~polcak/CVE-2021-34572.en
https://www.fit.vutbr.cz/~polcak/CVE-2021-34572.en

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