CVE-2021-34573

Incorrect calculation in Enbra EWM does not report backflows or no flow events

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.

Category

6.2
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.11%
Third-Party Advisory vutbr.cz
Affected: Enbra AT-WMBUS-16-2
Affected: Enbra ER-AM DN 15
Affected: Enbra EWM 1.7.29
Published at:
Updated at:

References

Link Tags
https://www.fit.vutbr.cz/~polcak/CVE-2021-34573.en third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-34573?
CVE-2021-34573 has been scored as a medium severity vulnerability.
How to fix CVE-2021-34573?
To fix CVE-2021-34573, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-34573 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-34573 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-34573?
CVE-2021-34573 affects Enbra AT-WMBUS-16-2, Enbra ER-AM DN 15, Enbra EWM 1.7.29.
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