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CVE-2021-22733

Estado: ModificadaAlta (7.8)—

Improper Privilege Management vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior which could cause shell access when unauthorized code is loaded into the system folder.

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 (2)

Schneider-electric — Homelynk FirmwareSchneider-electric — Spacelynk Firmware

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2021-22733",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
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        "impactScore": 5.9,
        "exploitabilityScore": 1.8
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    ]
  },
  "affected": [
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      "source": "cybersecurity@se.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior",
          "versions": [
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              "status": "affected",
              "version": "homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior"
            }
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        }
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    }
  ],
  "published": "2021-05-26T20:15:08.997",
  "references": [
    {
      "url": "https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-130-04",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cybersecurity@se.com"
    },
    {
      "url": "https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-130-04",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cybersecurity@se.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-269"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
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    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad de Administración de Privilegios Inapropiado en homeLYnk (Wiser para KNX) y spaceLYnk versiones V2.60 y anteriores, que podría causar un acceso al shell cuando un código no autorizado es cargado en la carpeta del sistema"
    }
  ],
  "lastModified": "2026-06-17T03:37:40.507",
  "configurations": [
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