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CVE-2021-22800

Estado: ModificadaAlta (7.5)—

A CWE-20: Improper Input Validation vulnerability exists that could cause a Denial of Service when a crafted packet is sent to the controller over network port 1105/TCP. Affected Product: Modicon M218 Logic Controller (V5.1.0.6 and prior)

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)

Schneider-electric — Modicon M218 Firmware

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2021-22800",
  "cveTags": [],
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        "source": "nvd@nist.gov",
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
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  "affected": [
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      "affectedData": [
        {
          "vendor": "n/a",
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  "published": "2022-02-11T18:15:09.213",
  "references": [
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      "url": "https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-285-04",
      "tags": [
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      "value": "A CWE-20: Improper Input Validation vulnerability exists that could cause a Denial of Service when a crafted packet is sent to the controller over network port 1105/TCP. Affected Product: Modicon M218 Logic Controller (V5.1.0.6 and prior)"
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      "lang": "es",
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    }
  ],
  "lastModified": "2026-06-17T03:37:48.633",
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