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CVE-2021-34573

20
FAUCET Score

CVE-2021-34573 affects Enbra EWM version 1.7.29, where it fails to correctly recognize or misinterprets "events backflow" and "no flow" from wireless M-Bus sensors, leading to inaccurate readings and missed events. With a CVSS score of 5.5 (Medium), this vulnerability requires local access and low privileges, but does not involve user interaction, potentially impacting data integrity. There is no evidence of active exploitation, public exploit code, or significant community discussion, indicating a low current threat landscape.

Impacted Technologies

VendorProductVersion(s)CPE
1.7.29CPE matchmatch criteria
cpe:2.3:a:enbra:ewm:1.7.29:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.23%
Probability of exploitation in next 30 days
EPSS Percentile
13.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0023 is in the 60th percentile among its peer group of 15,938 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

fit.vutbr.cz / ~polcak/CVE-2021-34573.en
Third Party Advisory