CVE-2018-8539
Estado: ModificadaAlta (7.8)—
A remote code execution vulnerability exists in Microsoft Word software when it fails to properly handle objects in memory, aka "Microsoft Word Remote Code Execution Vulnerability." This affects Microsoft SharePoint Server, Microsoft Office. This CVE ID is unique from CVE-2018-8573.
CVSS
- Versión: 3.0
- Vector: CVSS:3.0/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: 19%
- Percentil entre todas las CVEs puntuadas: 97
- Fecha de la puntuación: 7/10/2026
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
- http://www.securityfocus.com/bid/105835
- http://www.securitytracker.com/id/1042112
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8539
- http://www.securityfocus.com/bid/105835
- http://www.securitytracker.com/id/1042112
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8539
JSON original (NVD)
Mostrar
{
"id": "CVE-2018-8539",
"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
}
],
"cvssMetricV30": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.0",
"baseScore": 7.8,
"attackVector": "LOCAL",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.0/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 SharePoint Server",
"versions": [
{
"status": "affected",
"version": "2010 Service Pack 2"
}
]
},
{
"vendor": "Microsoft",
"product": "Microsoft Office",
"versions": [
{
"status": "affected",
"version": "2010 Service Pack 2 (32-bit editions)"
},
{
"status": "affected",
"version": "2010 Service Pack 2 (64-bit editions)"
},
{
"status": "affected",
"version": "Web Apps 2010 Service Pack 2"
}
]
}
]
}
],
"published": "2018-11-14T01:29:00.770",
"references": [
{
"url": "http://www.securityfocus.com/bid/105835",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "secure@microsoft.com"
},
{
"url": "http://www.securitytracker.com/id/1042112",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "secure@microsoft.com"
},
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8539",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "secure@microsoft.com"
},
{
"url": "http://www.securityfocus.com/bid/105835",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.securitytracker.com/id/1042112",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8539",
"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 Word software when it fails to properly handle objects in memory, aka \"Microsoft Word Remote Code Execution Vulnerability.\" This affects Microsoft SharePoint Server, Microsoft Office. This CVE ID is unique from CVE-2018-8573."
},
{
"lang": "es",
"value": "Existe una vulnerabilidad de ejecución remota de código en el software de Microsoft Word cuando no gestiona correctamente objetos en la memoria. Esto también se conoce como \"Microsoft Word Remote Code Execution Vulnerability\". Esto afecta a Microsoft SharePoint Server y Microsoft Office. El ID de este CVE es diferente de CVE-2018-8573."
}
],
"lastModified": "2026-06-17T02:05:03.443",
"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_web_apps:2010:sp2:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A8235774-4B57-4793-BE26-2CDE67532EDD"
},
{
"criteria": "cpe:2.3:a:microsoft:sharepoint_server:2010:sp2:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9A57C675-05A9-4BC2-AE95-7CA5CA6B1F73"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "secure@microsoft.com"
}