CVE-2021-34572
Insufficient Verification of Data Authenticity in Enbra EWM (replay attack)
MEDIUM
6.5
CVSS Score
Published: September 16, 2021 at 12:20 PM UTC
Updated: June 17, 2026 at 03:56 AM UTC
1 product affected across 1 vendorEwm
Using EWM 1.7.29 by Enbra?
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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.2%
Description
Enbra EWM 1.7.29 does not check for or detect replay attacks sent by wireless M-Bus Security mode 5 devices. Instead timestamps of the sensor are replaced by the time of the readout even if the data is a replay of earlier data.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (1)
x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://www.fit.vutbr.cz/~polcak/CVE-2021-34572.enCVSS
6.5MEDIUMCERTVDE
- Attack Vector
- ADJACENT_NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- HIGH
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-345
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