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CVE-2022-3976

Estado: ModificadaAlta (8.8)—

A vulnerability has been found in MZ Automation libiec61850 up to 1.4 and classified as critical. This vulnerability affects unknown code of the file src/mms/iso_mms/client/mms_client_files.c of the component MMS File Services. The manipulation of the argument filename leads to path traversal. Upgrading to version 1.5 is able to address this issue. The name of the patch is 10622ba36bb3910c151348f1569f039ecdd8786f. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-213556.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Mz-automation — Libiec61850

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2022-3976",
  "cveTags": [],
  "metrics": {
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        "ssvcData": {
          "id": "CVE-2022-3976",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
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          ],
          "version": "2.0.3",
          "timestamp": "2025-04-14T17:05:15.903127Z"
        }
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    "cvssMetricV31": [
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        "cvssData": {
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          "attackVector": "ADJACENT_NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 3.4,
        "exploitabilityScore": 2.1
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "attackVector": "ADJACENT_NETWORK",
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          "vendor": "MZ Automation",
          "product": "libiec61850",
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              "status": "affected",
              "version": "1.2"
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  "published": "2022-11-13T14:15:10.400",
  "references": [
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      "url": "https://github.com/mz-automation/libiec61850",
      "tags": [
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      "source": "cna@vuldb.com"
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      "url": "https://github.com/mz-automation/libiec61850/commit/10622ba36bb3910c151348f1569f039ecdd8786f",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cna@vuldb.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability has been found in MZ Automation libiec61850 up to 1.4 and classified as critical. This vulnerability affects unknown code of the file src/mms/iso_mms/client/mms_client_files.c of the component MMS File Services. The manipulation of the argument filename leads to path traversal. Upgrading to version 1.5 is able to address this issue. The name of the patch is 10622ba36bb3910c151348f1569f039ecdd8786f. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-213556."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad ha sido encontrada en MZ Automation libiec61850 hasta 1.4 y clasificada como crítica. Esta vulnerabilidad afecta a un código desconocido del archivo src/mms/iso_mms/client/mms_client_files.c del componente MMS File Services. La manipulación del argumento nombre de archivo conduce a un path traversal. La actualización a la versión 1.5 puede solucionar este problema. El nombre del parche es 10622ba36bb3910c151348f1569f039ecdd8786f. Se recomienda actualizar el componente afectado. El identificador de esta vulnerabilidad es VDB-213556."
    }
  ],
  "lastModified": "2026-06-17T05:00:41.657",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mz-automation:libiec61850:*:*:*:*:*:*:*:*",
              "vulnerable": true,
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              "versionEndExcluding": "1.5"
            }
          ],
          "operator": "OR"
        }
      ]
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  ],
  "sourceIdentifier": "cna@vuldb.com"
}