CVE-2018-8158
Estado: ModificadaAlta (7.8)—
Existe una vulnerabilidad de ejecución remota de código en el software de Microsoft Office cuando no gestiona correctamente objetos en la memoria. Esto también se conoce como "Microsoft Office Remote Code Execution Vulnerability". Esto afecta a Microsoft Office. El ID de este CVE es diferente de CVE-2018-8157 y CVE-2018-8161.
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: 25%
- Percentil entre todas las CVEs puntuadas: 98
- Fecha de la puntuación: 10/10/2026
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 (1)
CWE
- NVD-CWE-noinfo
Referencias
- http://www.securityfocus.com/bid/104049
- http://www.securitytracker.com/id/1040853
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8158
- http://www.securityfocus.com/bid/104049
- http://www.securitytracker.com/id/1040853
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8158
JSON original (NVD)
Mostrar
{
"id": "CVE-2018-8158",
"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": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2018-05-09T19:29:02.463",
"references": [
{
"url": "http://www.securityfocus.com/bid/104049",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "secure@microsoft.com"
},
{
"url": "http://www.securitytracker.com/id/1040853",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "secure@microsoft.com"
},
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8158",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "secure@microsoft.com"
},
{
"url": "http://www.securityfocus.com/bid/104049",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.securitytracker.com/id/1040853",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8158",
"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 affects Microsoft Office. This CVE ID is unique from CVE-2018-8157, CVE-2018-8161."
},
{
"lang": "es",
"value": "Existe una vulnerabilidad de ejecución remota de código en el software de Microsoft Office cuando no gestiona correctamente objetos en la memoria. Esto también se conoce como \"Microsoft Office Remote Code Execution Vulnerability\". Esto afecta a Microsoft Office. El ID de este CVE es diferente de CVE-2018-8157 y CVE-2018-8161."
}
],
"lastModified": "2026-06-17T02:04:22.167",
"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:2016:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E0B3B0BC-C7C6-4687-AD72-DCA29FF9AE3A"
},
{
"criteria": "cpe:2.3:a:microsoft:office:2016:*:*:*:click-to-run:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E74CB3D6-B0D7-4A6C-ABAA-170C7710D856"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "secure@microsoft.com"
}