What is CVE-2021-34573?

CVE-2021-34573 is a medium-severity vulnerability in Enbra At-Wmbus-16-2, classified under Incorrect Calculation. CVSS score: 6.2/10. Published 2021-09-16.

How severe is CVE-2021-34573?

Medium severity. CVSS v3 base score is 6.2 out of 10.

Vulnerability in Enbra At-Wmbus-16-2

CVE-2021-34573

In Enbra EWM in Version 1.7.29 together with several tested wireless M-Bus Sensors the events backflow and "no flow" are not reconized or misinterpreted. This may lead to wrong values and missing events.

EPSS: 0.002 (13.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Enbra At-wmbus-16-2 — versions all
Enbra Er-am Dn 15 — versions ER-AM DN 15/SV all, ER-AM DN 15/TV all
Enbra Ewm — versions 1.7.29
Enbra Ewm 1.7.29 — versions 03.11.2019

Weakness classification (CWE)

CWE-682 — Incorrect Calculation

References

info@cert.vde.com (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2021-34573?: CVE-2021-34573 is a medium-severity vulnerability in Enbra At-Wmbus-16-2, classified under Incorrect Calculation. CVSS score: 6.2/10. Published 2021-09-16.
How severe is CVE-2021-34573?: Medium severity. CVSS v3 base score is 6.2 out of 10.