Vulnerability-Lookup

CVE-2025-12056 (GCVE-0-2025-12056)

Vulnerability from cvelistv5 – Published: 2025-11-19 06:46 – Updated: 2025-11-21 17:14

Title

Out-of-bounds Read in Shelly Pro 3EM

Summary

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

Severity

8.3 (High)


                        
                          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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-11-19 18:39 UTC

CWE

CWE-125 - Out-of-bounds Read

Assigner

Nozomi mitre root

References

2 references

URL	Tags
https://www.nozominetworks.com/labs/vulnerability…	third-party-advisory
https://www.cisa.gov/news-events/ics-advisories/i…	government-resourcetechnical-description

Impacted products

1 product

Vendor	Product	Version	CPE status
Shelly	Pro 3EM	Affected: 0 , ≤ 1.4.4 (semver) cpe:2.3:a:shelly:pro_3em::::::::

Credits

Gabriele Quagliarella at Nozomi Networks

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2025-12056

Vulnerability from fkie_nvd - Published: 2025-11-19 07:15 - Updated: 2026-06-17 08:31

Severity

8.3 (High) - 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

Summary

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

References

	URL	Tags
	prodsec@nozominetworks.com	https://www.cisa.gov/news-events/ics-advisories/icsa-25-322-03
	prodsec@nozominetworks.com	https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2025-12056

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
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      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Pro 3EM",
          "vendor": "Shelly",
          "versions": [
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              "lessThanOrEqual": "1.4.4",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
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    }
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  "lastModified": "2026-06-17T08:31:38.517",
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          "attackRequirements": "NONE",
          "attackVector": "ADJACENT",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 8.3,
          "baseSeverity": "HIGH",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "NONE",
          "providerUrgency": "NOT_DEFINED",
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          "subConfidentialityImpact": "NONE",
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GHSA-2QMW-G869-R668

Vulnerability from github – Published: 2025-11-19 09:30 – Updated: 2025-11-21 18:30

Details

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

Severity

8.3 (High)


                  
                    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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2025-12056"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-125"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-11-19T07:15:49Z",
    "severity": "HIGH"
  },
  "details": "Out-of-bounds Read in Shelly Pro 3EM\u00a0(before v1.4.4) allows Overread Buffers.",
  "id": "GHSA-2qmw-g869-r668",
  "modified": "2025-11-21T18:30:28Z",
  "published": "2025-11-19T09:30:28Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-12056"
    },
    {
      "type": "WEB",
      "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-25-322-03"
    },
    {
      "type": "WEB",
      "url": "https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2025-12056"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

ICSA-25-322-03

Vulnerability from csaf_cisa - Published: 2025-11-18 07:00 - Updated: 2025-11-18 07:00

Summary

Shelly Pro 3EM

Scope

1 vulnerability in this advisory, including CVE-2025-12056.

CVE-2025-12056

7.4 (High)


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

Known affected: 1 product

https://us.shelly.com/pages/contact

Open the full advisory

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2025-12056 (GCVE-0-2025-12056)

FKIE_CVE-2025-12056

GHSA-2QMW-G869-R668

ICSA-25-322-03

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Nomenclature

Related by attack behaviour