CVE-2019-1294
Estado: ModificadaMedia (4.6)—
Se presenta una omisión de la característica de seguridad cuando Windows Secure Boot restringe inapropiadamente el acceso a la funcionalidad de depuración, también se conoce como "Windows Secure Boot Security Feature Bypass Vulnerability".
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Puntuación base: 4.6
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.31%
- Percentil entre todas las CVEs puntuadas: 70
- Fecha de la puntuación: 17/10/2026
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-2019-1294",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 2.1,
"accessVector": "LOCAL",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "NONE",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "LOW",
"obtainAllPrivilege": false,
"exploitabilityScore": 3.9,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 4.6,
"attackVector": "PHYSICAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 3.6,
"exploitabilityScore": 0.9
}
]
},
"affected": [
{
"source": "secure@microsoft.com",
"affectedData": [
{
"vendor": "Microsoft",
"product": "Windows",
"versions": [
{
"status": "affected",
"version": "10 Version 1803 for 32-bit Systems"
},
{
"status": "affected",
"version": "10 Version 1803 for x64-based Systems"
},
{
"status": "affected",
"version": "10 Version 1803 for ARM64-based Systems"
},
{
"status": "affected",
"version": "10 Version 1809 for 32-bit Systems"
},
{
"status": "affected",
"version": "10 Version 1809 for x64-based Systems"
},
{
"status": "affected",
"version": "10 Version 1809 for ARM64-based Systems"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows Server",
"versions": [
{
"status": "affected",
"version": "version 1803 (Core Installation)"
},
{
"status": "affected",
"version": "2019"
},
{
"status": "affected",
"version": "2019 (Core installation)"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows 10 Version 1903 for 32-bit Systems",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows 10 Version 1903 for x64-based Systems",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows 10 Version 1903 for ARM64-based Systems",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows Server, version 1903 (Server Core installation)",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
}
]
}
],
"published": "2019-09-11T22:15:18.587",
"references": [
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1294",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "secure@microsoft.com"
},
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1294",
"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 security feature bypass exists when Windows Secure Boot improperly restricts access to debugging functionality, aka 'Windows Secure Boot Security Feature Bypass Vulnerability'."
},
{
"lang": "es",
"value": "Se presenta una omisión de la característica de seguridad cuando Windows Secure Boot restringe inapropiadamente el acceso a la funcionalidad de depuración, también se conoce como \"Windows Secure Boot Security Feature Bypass Vulnerability\"."
}
],
"lastModified": "2026-06-17T02:28:19.277",
"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_server_2016:1803:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "CAACE735-003E-4ACB-A82E-C0CF97D7F013"
},
{
"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_2019:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DB79EE26-FC32-417D-A49C-A1A63165A968"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "secure@microsoft.com"
}