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Vulnerability Details :

CVE-2021-34573

Summary
Assigner-CERTVDE
Assigner Org ID-270ccfa6-a436-4e77-922e-914ec3a9685c
Published At-16 Sep, 2021 | 12:20
Updated At-17 Sep, 2024 | 02:21
Rejected At-
Credits

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

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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:CERTVDE
Assigner Org ID:270ccfa6-a436-4e77-922e-914ec3a9685c
Published At:16 Sep, 2021 | 12:20
Updated At:17 Sep, 2024 | 02:21
Rejected At:
▼CVE Numbering Authority (CNA)
Incorrect calculation in Enbra EWM does not report backflows or no flow events

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.

Affected Products
Vendor
Enbra
Product
AT-WMBUS-16-2
Versions
Affected
  • all
Vendor
Enbra
Product
ER-AM DN 15
Versions
Affected
  • ER-AM DN 15/SV all
  • ER-AM DN 15/TV all
Vendor
Enbra
Product
EWM 1.7.29
Versions
Affected
  • 03.11.2019
Problem Types
TypeCWE IDDescription
CWECWE-682CWE-682 Incorrect Calculation
Type: CWE
CWE ID: CWE-682
Description: CWE-682 Incorrect Calculation
Metrics
VersionBase scoreBase severityVector
3.16.2MEDIUM
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Version: 3.1
Base score: 6.2
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Libor POLČÁK reported to CERT@VDE
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.fit.vutbr.cz/~polcak/CVE-2021-34573.en
x_refsource_CONFIRM
Hyperlink: https://www.fit.vutbr.cz/~polcak/CVE-2021-34573.en
Resource:
x_refsource_CONFIRM
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.fit.vutbr.cz/~polcak/CVE-2021-34573.en
x_refsource_CONFIRM
x_transferred
Hyperlink: https://www.fit.vutbr.cz/~polcak/CVE-2021-34573.en
Resource:
x_refsource_CONFIRM
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:info@cert.vde.com
Published At:16 Sep, 2021 | 13:15
Updated At:28 Sep, 2021 | 01:30

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.15.5MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Secondary3.16.2MEDIUM
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Primary2.02.1LOW
AV:L/AC:L/Au:N/C:N/I:P/A:N
Type: Primary
Version: 3.1
Base score: 5.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Type: Secondary
Version: 3.1
Base score: 6.2
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Type: Primary
Version: 2.0
Base score: 2.1
Base severity: LOW
Vector:
AV:L/AC:L/Au:N/C:N/I:P/A:N
CPE Matches
enbra
enbra
>>ewm>>1.7.29
cpe:2.3:a:enbra:ewm:1.7.29:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-682Primaryinfo@cert.vde.com
CWE ID: CWE-682
Type: Primary
Source: info@cert.vde.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://www.fit.vutbr.cz/~polcak/CVE-2021-34573.eninfo@cert.vde.com
Third Party Advisory
Hyperlink: https://www.fit.vutbr.cz/~polcak/CVE-2021-34573.en
Source: info@cert.vde.com
Resource:
Third Party Advisory

Change History

0
Information is not available yet

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