CVE-2021-34572

MEDIUM

Enbra EWM 1.7.29 - Insufficient Verification of Data Authenticity in Wireless M-Bus Security Mode 5

Title source: llm
STIX 2.1

Description

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.

References (1)

Core 1
Core References
Third Party Advisory x_refsource_confirm
https://www.fit.vutbr.cz/~polcak/CVE-2021-34572.en

Scores

CVSS v3 6.5
EPSS 0.0022
EPSS Percentile 12.3%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Details

CWE
CWE-345
Status published
Products (1)
enbra/ewm 1.7.29
Published Sep 16, 2021
Tracked Since Feb 18, 2026