CVE-2021-34573

Name: CVE-2021-34573
Creator: NVD / NIST
Published: 2021-09-16T13:15:14.557+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.22%

Last modified Jun 17, 2026

CVE-2021-34573 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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 estimates a 0.22% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.22%

12.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-682

Affected Software

Vendor	Product	Versions
Enbra	Ewm	1.7.29

References

https://www.fit.vutbr.cz/~polcak/CVE-2021-34573.enThird Party Advisory
https://www.fit.vutbr.cz/~polcak/CVE-2021-34573.enThird Party Advisory

Timeline

Published: Sep 16, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-34573?

How severe is CVE-2021-34573?

CVE-2021-34573 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.

How do I fix CVE-2021-34573?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-34573?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST