CVE-2025-12056 - Vulnerability Details - OpenCVE

Out-of-bounds Read in Shelly Pro 3EM (before v1.4.4) allows Overread Buffers.

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact High

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Shelly	Pro 3em

No data.

No data.

References

Link	Providers
https://www.cisa.gov/news-events/ics-advisories/icsa-25-322-03
https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2025-12056

History

Fri, 21 Nov 2025 17:30:00 +0000

Type	Values Removed	Values Added
CPEs		cpe:2.3:a:shelly:pro_3em::::::::
References		https://www.cisa.gov/news-events/ics-advisories/icsa-25-322-03

Fri, 21 Nov 2025 09:30:00 +0000

Type	Values Removed	Values Added
First Time appeared		Shelly Shelly pro 3em
Vendors & Products		Shelly Shelly pro 3em

Wed, 19 Nov 2025 19:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Wed, 19 Nov 2025 07:00:00 +0000

Type	Values Removed	Values Added
Description		Out-of-bounds Read in Shelly Pro 3EM (before v1.4.4) allows Overread Buffers.
Title		Out-of-bounds Read in Shelly Pro 3EM
Weaknesses		CWE-125
References		https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2025-12056
Metrics		cvssV4_0 `{'score': 8.3, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H'}`

MITRE

Status: PUBLISHED

Assigner: Nozomi

Published: 2025-11-19T06:46:09.940Z

Updated: 2025-11-21T17:14:57.297Z

Reserved: 2025-10-22T07:12:22.368Z

Link: CVE-2025-12056

Vulnrichment

Updated: 2025-11-19T18:41:04.559Z

NVD

Status : Awaiting Analysis

Published: 2025-11-19T07:15:49.520

Modified: 2025-11-21T18:15:48.643

Link: CVE-2025-12056

Redhat

No data.

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