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CVE-2023-21768

Estado: ModificadaAlta (7.8)—

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

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)

Microsoft — Windows 11Microsoft — Windows Server 2022

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2023-21768",
  "cveTags": [],
  "metrics": {
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        "ssvcData": {
          "id": "CVE-2023-21768",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-10-08T17:58:46.346936Z"
        }
      }
    ],
    "cvssMetricV31": [
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        "source": "secure@microsoft.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
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          "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"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "secure@microsoft.com",
      "affectedData": [
        {
          "vendor": "Microsoft",
          "product": "Windows Server 2022",
          "versions": [
            {
              "status": "affected",
              "version": "10.0.20348.0",
              "lessThan": "10.0.20348.1487",
              "versionType": "custom"
            }
          ],
          "platforms": [
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          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Windows 11 version 21H2",
          "versions": [
            {
              "status": "affected",
              "version": "10.0.0",
              "lessThan": "10.0.22000.1455",
              "versionType": "custom"
            }
          ],
          "platforms": [
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          "product": "Windows 11 version 22H2",
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  ],
  "published": "2023-01-10T22:15:19.367",
  "references": [
    {
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21768",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21768",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "secure@microsoft.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-822"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability"
    },
    {
      "lang": "es",
      "value": "Controlador de función auxiliar de Windows para la vulnerabilidad de elevación de privilegios de WinSock"
    }
  ],
  "lastModified": "2026-06-17T05:33:56.107",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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  "sourceIdentifier": "secure@microsoft.com"
}