CVE-2020-1303
Estado: ModificadaAlta (7.8)—
Se presenta una vulnerabilidad de escalada de privilegios cuando el Windows Runtime maneja inapropiadamente objetos en memoria, también se conoce como "Windows Runtime Elevation of Privilege Vulnerability". Este ID de CVE es diferente de CVE-2020-1169
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Puntuación base: 7.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 4.26%
- Percentil entre todas las CVEs puntuadas: 91
- Fecha de la puntuación: 16/10/2026
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
- NVD-CWE-noinfo
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2020-1303",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 6.8,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "secure@microsoft.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 5.5,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 3.6,
"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:N/UI:R/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 1.8
}
]
},
"affected": [
{
"source": "secure@microsoft.com",
"affectedData": [
{
"cpes": [
"cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*",
"cpe:2.3:o:microsoft:windows_10_1803:*:*:*:*:*:*:x64:*",
"cpe:2.3:o:microsoft:windows_10_1803:*:*:*:*:*:*:arm64:*"
],
"vendor": "Microsoft",
"product": "Windows 10 Version 1803",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "publication",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"x64-based Systems",
"ARM64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*",
"cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*",
"cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:arm64:*"
],
"vendor": "Microsoft",
"product": "Windows 10 Version 1809",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "publication",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"x64-based Systems",
"ARM64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*"
],
"vendor": "Microsoft",
"product": "Windows Server 2019",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "publication",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*"
],
"vendor": "Microsoft",
"product": "Windows Server 2019 (Server Core installation)",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "publication",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x86:*",
"cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x64:*",
"cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*"
],
"vendor": "Microsoft",
"product": "Windows 10 Version 1909",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "publication",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"x64-based Systems",
"ARM64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_1909:*:*:*:*:*:*:*:*"
],
"vendor": "Microsoft",
"product": "Windows Server, version 1909 (Server Core installation)",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "publication",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*"
],
"vendor": "Microsoft",
"product": "Windows 10 Version 1903 for 32-bit Systems",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "publication",
"versionType": "custom"
}
],
"platforms": [
"Unknown"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*"
],
"vendor": "Microsoft",
"product": "Windows 10 Version 1903 for x64-based Systems",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "publication",
"versionType": "custom"
}
],
"platforms": [
"Unknown"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*"
],
"vendor": "Microsoft",
"product": "Windows 10 Version 1903 for ARM64-based Systems",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "publication",
"versionType": "custom"
}
],
"platforms": [
"Unknown"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_1903:*:*:*:*:*:*:*:*"
],
"vendor": "Microsoft",
"product": "Windows Server, version 1903 (Server Core installation)",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "publication",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*"
],
"vendor": "Microsoft",
"product": "Windows 10 Version 2004",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "publication",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"ARM64-based Systems",
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*"
],
"vendor": "Microsoft",
"product": "Windows Server version 2004",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "publication",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
}
]
}
],
"published": "2020-09-11T17:15:20.213",
"references": [
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1303",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "secure@microsoft.com"
},
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1303",
"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 Runtime improperly handles objects in memory. An attacker who successfully exploited this vulnerability could run arbitrary code in an elevated context.</p>\n<p>An attacker could exploit this vulnerability by running a specially crafted application on the victim system.</p>\n<p>The update addresses the vulnerability by correcting the way the Windows Runtime handles objects in memory.</p>"
},
{
"lang": "es",
"value": "Se presenta una vulnerabilidad de escalada de privilegios cuando el Windows Runtime maneja inapropiadamente objetos en memoria, también se conoce como \"Windows Runtime Elevation of Privilege Vulnerability\". Este ID de CVE es diferente de CVE-2020-1169"
}
],
"lastModified": "2026-06-17T03:01:03.370",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7CB85C75-4D35-480E-843D-60579EC75FCB"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "6B8F3DD2-A145-4AF1-8545-CC42892DA3D1"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "3FB5CDAE-C713-4D9D-9D6A-2C2E8924A4BB"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E9273B95-20ED-4547-B0A8-95AD15B30372"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "AAE74AF3-C559-4645-A6C0-25C3D647AAC8"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "5B921FDB-8E7D-427E-82BE-4432585080CF"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C253A63F-03AB-41CB-A03A-B2674DEA98AA"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "0B60D940-80C7-49F0-8F4E-3F99AC15FA82"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DB79EE26-FC32-417D-A49C-A1A63165A968"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "secure@microsoft.com"
}