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.
https://www.fit.vutbr.cz/~polcak/CVE-2021-34572.en
Source: Mitre, NVD
Published: 2021-09-16
Updated: 2026-06-17
Base Score: 3.3
Vector: CVSS2#AV:A/AC:L/Au:N/C:N/I:P/A:N
Severity: Low
Base Score: 6.5
Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Severity: Medium
EPSS: 0.00033