CVE-2022-21899
Estado: ModificadaMedia (5.5)—
Windows Extensible Firmware Interface Security Feature Bypass Vulnerability
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Puntuación base: 5.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.43%
- Percentil entre todas las CVEs puntuadas: 72
- 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 (6)
CWE
- NVD-CWE-Other
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2022-21899",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4.9,
"accessVector": "LOCAL",
"vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "COMPLETE",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 6.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 3.9,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"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:L/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "NONE"
},
"impactScore": 3.6,
"exploitabilityScore": 1.8
}
]
},
"affected": [
{
"source": "secure@microsoft.com",
"affectedData": [
{
"vendor": "Microsoft",
"product": "Windows 10 Version 1507",
"versions": [
{
"status": "affected",
"version": "10.0.10240.0",
"lessThan": "10.0.10240.19177",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"x64-based Systems"
]
},
{
"vendor": "Microsoft",
"product": "Windows 7",
"versions": [
{
"status": "affected",
"version": "6.1.0",
"lessThan": "6.1.7601.25829",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems"
]
},
{
"vendor": "Microsoft",
"product": "Windows 7 Service Pack 1",
"versions": [
{
"status": "affected",
"version": "6.1.0",
"lessThan": "6.1.7601.25829",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"vendor": "Microsoft",
"product": "Windows 8.1",
"versions": [
{
"status": "affected",
"version": "6.3.0",
"lessThan": "6.3.9600.20246",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"x64-based Systems",
"ARM64-based Systems"
]
},
{
"vendor": "Microsoft",
"product": "Windows Server 2008 R2 Service Pack 1",
"versions": [
{
"status": "affected",
"version": "6.1.7601.0",
"lessThan": "6.1.7601.25829",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"vendor": "Microsoft",
"product": "Windows Server 2008 R2 Service Pack 1 (Server Core installation)",
"versions": [
{
"status": "affected",
"version": "6.1.7601.0",
"lessThan": "6.1.7601.25829",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"vendor": "Microsoft",
"product": "Windows Server 2012",
"versions": [
{
"status": "affected",
"version": "6.2.9200.0",
"lessThan": "6.2.9200.23584",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"vendor": "Microsoft",
"product": "Windows Server 2012 (Server Core installation)",
"versions": [
{
"status": "affected",
"version": "6.2.9200.0",
"lessThan": "6.2.9200.23584",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"vendor": "Microsoft",
"product": "Windows Server 2012 R2",
"versions": [
{
"status": "affected",
"version": "6.3.9600.0",
"lessThan": "6.3.9600.20246",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"vendor": "Microsoft",
"product": "Windows Server 2012 R2 (Server Core installation)",
"versions": [
{
"status": "affected",
"version": "6.3.9600.0",
"lessThan": "6.3.9600.20246",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
}
]
}
],
"published": "2022-01-11T21:15:12.413",
"references": [
{
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21899",
"source": "secure@microsoft.com"
},
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21899",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-22-052/",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Windows Extensible Firmware Interface Security Feature Bypass Vulnerability"
},
{
"lang": "es",
"value": "Vulnerabilidad de Omisión de la Funcionalidad de Seguridad de Windows Extensible Firmware Interface"
}
],
"lastModified": "2026-06-17T04:27:13.830",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:*",
"vulnerable": true,
"matchCriteriaId": "084984D5-D241-497B-B118-50C6C1EAD468"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x86:*",
"vulnerable": true,
"matchCriteriaId": "BA592626-F17C-4F46-823B-0947D102BBD2"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:x64:*",
"vulnerable": true,
"matchCriteriaId": "7FE8B00B-4F39-4755-A323-8AD71F5E3EBE"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:x86:*",
"vulnerable": true,
"matchCriteriaId": "06BBFA69-94E2-4BAB-AFD3-BC434B11D106"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E93068DB-549B-45AB-8E5C-00EB5D8B5CF8"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C6CE5198-C498-4672-AF4C-77AB4BE06C5C"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*",
"vulnerable": true,
"matchCriteriaId": "AF07A81D-12E5-4B1D-BFF9-C8D08C32FF4F"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A7DF96F8-BA6A-4780-9CA3-F719B3F81074"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DB18C4CE-5917-401E-ACF7-2747084FD36E"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "secure@microsoft.com"
}