CVE-2020-0991
Estado: ModificadaAlta (7.8)—
A remote code execution vulnerability exists in Microsoft Office software when the software fails to properly handle objects in memory, aka 'Microsoft Office Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-0760.
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: 12%
- Percentil entre todas las CVEs puntuadas: 96
- Fecha de la puntuación: 6/10/2026
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 (2)
CWE
- NVD-CWE-noinfo
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2020-0991",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 9.3,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
"authentication": "NONE",
"integrityImpact": "COMPLETE",
"accessComplexity": "MEDIUM",
"availabilityImpact": "COMPLETE",
"confidentialityImpact": "COMPLETE"
},
"acInsufInfo": false,
"impactScore": 10,
"baseSeverity": "HIGH",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
],
"cvssMetricV31": [
{
"type": "Primary",
"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": [
{
"vendor": "Microsoft",
"product": "Microsoft Office",
"versions": [
{
"status": "affected",
"version": "2019 for 32-bit editions"
},
{
"status": "affected",
"version": "2019 for 64-bit editions"
},
{
"status": "affected",
"version": "2016 (32-bit edition)"
},
{
"status": "affected",
"version": "2016 (64-bit edition)"
},
{
"status": "affected",
"version": "2010 Service Pack 2 (32-bit editions)"
},
{
"status": "affected",
"version": "2010 Service Pack 2 (64-bit editions)"
},
{
"status": "affected",
"version": "2013 RT Service Pack 1"
},
{
"status": "affected",
"version": "2013 Service Pack 1 (32-bit editions)"
},
{
"status": "affected",
"version": "2013 Service Pack 1 (64-bit editions)"
}
]
},
{
"vendor": "Microsoft",
"product": "Office 365 ProPlus",
"versions": [
{
"status": "affected",
"version": "32-bit Systems"
},
{
"status": "affected",
"version": "64-bit Systems"
}
]
}
]
}
],
"published": "2020-04-15T15:15:19.230",
"references": [
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0991",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "secure@microsoft.com"
},
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0991",
"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": "A remote code execution vulnerability exists in Microsoft Office software when the software fails to properly handle objects in memory, aka 'Microsoft Office Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-0760."
},
{
"lang": "es",
"value": "Hay una vulnerabilidad de ejecución de código remota en el software Microsoft Office cuando el software da un fallo al manejar apropiadamente objetos en memoria, también se conoce como \"Microsoft Office Remote Code Execution Vulnerability\". Este ID de CVE es diferente de CVE-2020-0760."
}
],
"lastModified": "2026-06-17T02:47:09.240",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:microsoft:office:2010:sp2:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "081DE1E3-4622-4C32-8B9C-9AEC1CD20638"
},
{
"criteria": "cpe:2.3:a:microsoft:office:2013:sp1:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "120690A6-E0A1-4E36-A35A-C87109ECC064"
},
{
"criteria": "cpe:2.3:a:microsoft:office:2013:sp1:*:*:rt:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F7DDFFB8-2337-4DD7-8120-56CC8EF134B4"
},
{
"criteria": "cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E0B3B0BC-C7C6-4687-AD72-DCA29FF9AE3A"
},
{
"criteria": "cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "FF177984-A906-43FA-BF60-298133FBBD6B"
},
{
"criteria": "cpe:2.3:a:microsoft:office_365_proplus:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "CA035812-F35A-43F1-9A8D-EE02201AA10A"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "secure@microsoft.com"
}