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CVE-2020-16980

Estado: ModificadaAlta (7.8)—

Se presenta una vulnerabilidad de escalada de privilegios cuando el Windows iSCSI Target Service maneja inapropiadamente operaciones de archivos, también se conoce como "Windows iSCSI Target Service 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 (3)

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2020-16980",
  "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
      }
    ],
    "cvssMetricV31": [
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        "type": "Secondary",
        "source": "secure@microsoft.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "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"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      },
      {
        "type": "Secondary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "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"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
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  },
  "affected": [
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          "product": "Windows Server 2019",
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              "version": "10.0.0",
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          "product": "Windows Server, version 1909 (Server Core installation)",
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          "product": "Windows Server, version 1903 (Server Core installation)",
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        {
          "cpes": [
            "cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*"
          ],
          "vendor": "Microsoft",
          "product": "Windows Server version 2004",
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        },
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          "vendor": "Microsoft",
          "product": "Windows Server 2016",
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          "product": "Windows Server 2016 (Server Core installation)",
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          "vendor": "Microsoft",
          "product": "Windows Server 2012",
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              "status": "affected",
              "version": "6.2.0",
              "lessThan": "publication",
              "versionType": "custom"
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          "vendor": "Microsoft",
          "product": "Windows Server 2012 (Server Core installation)",
          "versions": [
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              "version": "6.2.0",
              "lessThan": "publication",
              "versionType": "custom"
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          ],
          "platforms": [
            "x64-based Systems"
          ]
        },
        {
          "cpes": [
            "cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*"
          ],
          "vendor": "Microsoft",
          "product": "Windows Server 2012 R2",
          "versions": [
            {
              "status": "affected",
              "version": "6.3.0",
              "lessThan": "publication",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "x64-based Systems"
          ]
        },
        {
          "cpes": [
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          "vendor": "Microsoft",
          "product": "Windows Server 2012 R2 (Server Core installation)",
          "versions": [
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              "status": "affected",
              "version": "6.3.0",
              "lessThan": "publication",
              "versionType": "custom"
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          "platforms": [
            "x64-based Systems"
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      ]
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  ],
  "published": "2020-10-16T23:15:17.227",
  "references": [
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16980",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16980",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "<p>An elevation of privilege vulnerability exists when the Windows iSCSI Target Service improperly handles file operations. An attacker who successfully exploited this vulnerability could gain elevated privileges.</p>\n<p>To exploit the vulnerability, an attacker would first need code execution on a victim system. An attacker could then run a specially crafted application.</p>\n<p>The security update addresses the vulnerability by ensuring the Windows iSCSI Target Service properly handles file operations.</p>"
    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad de escalada de privilegios cuando el Windows iSCSI Target Service maneja inapropiadamente operaciones de archivos, también se conoce como \"Windows iSCSI Target Service Elevation of Privilege Vulnerability\""
    }
  ],
  "lastModified": "2026-06-17T02:58:24.420",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "criteria": "cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*",
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            },
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            },
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  "sourceIdentifier": "secure@microsoft.com"
}