« Volver al listado

CVE-2023-6640

Estado: AnalizadaMedia (6.5)—

Malformed S2 Nonce Get Command Class packets can be sent to crash PC Controller v5.54.0 and earlier.

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)

Silabs — Z-wave Pc-based Controller

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2023-6640",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-6640",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-03-15T20:30:46.012849Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "product-security@silabs.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.5,
          "attackVector": "ADJACENT_NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.8
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.5,
          "attackVector": "ADJACENT_NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "product-security@silabs.com",
      "affectedData": [
        {
          "repo": "https://github.com/SiliconLabs/gecko_sdk/releases",
          "vendor": "silabs.com",
          "product": "PC Controller",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "LessThan",
              "lessThanOrEqual": "5.54.0"
            }
          ],
          "packageName": "PC Controller",
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2024-02-21T20:15:46.497",
  "references": [
    {
      "url": "https://community.silabs.com/068Vm000001HdNm",
      "tags": [
        "Permissions Required"
      ],
      "source": "product-security@silabs.com"
    },
    {
      "url": "https://community.silabs.com/068Vm000001HdNm",
      "tags": [
        "Permissions Required"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "product-security@silabs.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-248"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Malformed S2 Nonce Get Command Class packets can be sent to crash PC Controller v5.54.0 and earlier."
    },
    {
      "lang": "es",
      "value": "Se pueden enviar paquetes S2 Nonce Get Command Class con formato incorrecto para bloquear el PC Controller v5.54.0 y versiones anteriores."
    }
  ],
  "lastModified": "2026-06-17T06:51:10.590",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:silabs:z-wave_pc-based_controller:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0ACB7BA3-6720-44E9-A822-F4673C4B81A9",
              "versionEndIncluding": "5.54"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "product-security@silabs.com"
}