CVE-2024-49399Network attack vector

Information disclosure via unauthenticated command execution

Published Oct 17, 2024 · Updated Oct 17, 2024

Missing authentication in Elvaco CMe3100 1.12.1 allows remote attackers to disclose information by issuing commands without a password. Elvaco and CISA have not identified the command interface, accepted commands, or authentication check that is omitted. Network access is sufficient, and the reported consequence is information disclosure without integrity or availability impact.

CVSS severity8.7
High
EPSS probability0.39%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Missing authentication in Elvaco CMe3100 1.12.1 allows remote attackers to disclose information by issuing commands without a password. Elvaco and CISA have not identified the command interface, accepted commands, or authentication check that is omitted. Network access is sufficient, and the reported consequence is information disclosure without integrity or availability impact.

The record

CVE
CVE-2024-49399
Published
Oct 17, 2024
Updated
Oct 17, 2024
Vendor
Elvaco
Product
CMe3100 M-Bus Metering Gateway
Classifications
CWE-306, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Oct 17, 2024CVE publishedPublication date reported by the CVE source.
  2. Oct 17, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.12.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Elvaco · CMe3100 M-Bus Metering Gatewayversion=1.12.1
Elvaco AB · CMe3100 Firmwareversion=1.12.1

Published CVSS scores

8.7ICS-CERTCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-306Missing Authentication for Critical Function
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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