CVE-2021-43226
Estado: AnalizadaAlta (7.8)⚠ Explotación activa
Windows Common Log File System Driver Elevation of Privilege Vulnerability
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 7.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 3.10%
- Percentil entre todas las CVEs puntuadas: 87
- 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).
CISA KEV — explotada activamente
- Añadida al catálogo: 6/10/2025
- Plazo de remediación: 27/10/2025
- Uso conocido en ransomware: Known
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1068Exploitation for Privilege Escalationprivilege escalation95 % - Impacto secundario
T1486Data Encrypted for Impactimpact80 % - Impacto secundario
T1548Abuse Elevation Control Mechanismprivilege escalation75 %
Vulnerabilidad local (AV:L/PR:L) en controlador CLFS permite escalada de privilegios. Afecta Windows 7-11 con uso activo en ransomware, habilitando ejecución de comandos con privilegios elevados.
Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.
🛡️ Mitigaciones ATT&CK que cubren estas técnicas
Tecnologías afectadas (19)
Microsoft — Windows 10 1507Microsoft — Windows 10 1607Microsoft — Windows 10 1809Microsoft — Windows 10 1909Microsoft — Windows 10 2004Microsoft — Windows 10 20h2Microsoft — Windows 10 21h1Microsoft — Windows 10 21h2Microsoft — Windows 11 21h2Microsoft — Windows 7Microsoft — Windows 8.1Microsoft — Windows RT 8.1Microsoft — Windows Server 2004Microsoft — Windows Server 2008Microsoft — Windows Server 2012Microsoft — Windows Server 2016Microsoft — Windows Server 2019Microsoft — Windows Server 2022Microsoft — Windows Server 20h2
CWE
- NVD-CWE-noinfo
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-43226",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2021-43226",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "active"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2021-12-16T00:00:00+00:00"
}
}
],
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4.6,
"accessVector": "LOCAL",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"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": 7.8,
"attackVector": "LOCAL",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 1.8
},
{
"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:L/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 1.8
}
]
},
"affected": [
{
"source": "secure@microsoft.com",
"affectedData": [
{
"cpes": [
"cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2366:*:*:*:*:*:x86:*",
"cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2366:*:*:*:*:*:x64:*",
"cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2366:*:*:*:*:*:arm64:*"
],
"vendor": "Microsoft",
"product": "Windows 10 Version 1809",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.17763.2366",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"x64-based Systems",
"ARM64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.2366:*:*:*:*:*:*:*"
],
"vendor": "Microsoft",
"product": "Windows Server 2019",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.17763.2366",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.2366:*:*:*:*:*:*:*"
],
"vendor": "Microsoft",
"product": "Windows Server 2019 (Server Core installation)",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.17763.2366",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1977:*:*:*:*:*:x86:*",
"cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1977:*:*:*:*:*:x64:*",
"cpe:2.3:o:microsoft:windows_10_1809:10.0.18363.1977:*:*:*:*:*:x64:*"
],
"vendor": "Microsoft",
"product": "Windows 10 Version 1909",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.18363.1977",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"x64-based Systems",
"ARM64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1415:*:*:*:*:*:x64:*",
"cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1415:*:*:*:*:*:arm64:*",
"cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1415:*:*:*:*:*:x86:*"
],
"vendor": "Microsoft",
"product": "Windows 10 Version 21H1",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.19043.1415",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems",
"ARM64-based Systems",
"32-bit Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.405:*:*:*:*:*:*:*"
],
"vendor": "Microsoft",
"product": "Windows Server 2022",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.20348.405",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1415:*:*:*:*:*:x64:*"
],
"vendor": "Microsoft",
"product": "Windows 10 Version 2004",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.19041.1415",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"ARM64-based Systems",
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2004:10.0.19041.1415:*:*:*:*:*:*:*"
],
"vendor": "Microsoft",
"product": "Windows Server version 2004",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.19041.1415",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1415:*:*:*:*:*:x86:*",
"cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1415:*:*:*:*:*:arm64:*"
],
"vendor": "Microsoft",
"product": "Windows 10 Version 20H2",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.19042.1415",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"ARM64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_20H2:10.0.19042.1415:*:*:*:*:*:*:*"
],
"vendor": "Microsoft",
"product": "Windows Server version 20H2",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.19042.1415",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.376:*:*:*:*:*:x64:*",
"cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.376:*:*:*:*:*:arm64:*"
],
"vendor": "Microsoft",
"product": "Windows 11 version 21H2",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.22000.376",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems",
"ARM64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_10_21H2:10.0.19044.1415:*:*:*:*:*:x86:*",
"cpe:2.3:o:microsoft:windows_10_21H2:10.0.19044.1415:*:*:*:*:*:arm64:*",
"cpe:2.3:o:microsoft:windows_10_21H2:10.0.19044.1415:*:*:*:*:*:x64:*"
],
"vendor": "Microsoft",
"product": "Windows 10 Version 21H2",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.19044.1415",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"ARM64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_10_1507:10.0.10240.19145:*:*:*:*:*:x86:*",
"cpe:2.3:o:microsoft:windows_10_1507:10.0.10240.19145:*:*:*:*:*:x64:*"
],
"vendor": "Microsoft",
"product": "Windows 10 Version 1507",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.10240.19145",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4825:*:*:*:*:*:x86:*",
"cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4825:*:*:*:*:*:x64:*"
],
"vendor": "Microsoft",
"product": "Windows 10 Version 1607",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.14393.4825",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4825:*:*:*:*:*:*:*"
],
"vendor": "Microsoft",
"product": "Windows Server 2016",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.14393.4825",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4825:*:*:*:*:*:*:*"
],
"vendor": "Microsoft",
"product": "Windows Server 2016 (Server Core installation)",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.14393.4825",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_7:6.1.7601.25796:sp1:*:*:*:*:x86:*"
],
"vendor": "Microsoft",
"product": "Windows 7",
"versions": [
{
"status": "affected",
"version": "6.1.0",
"lessThan": "6.1.7601.25796",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_7:6.1.7601.25796:sp1:*:*:*:*:x64:*"
],
"vendor": "Microsoft",
"product": "Windows 7 Service Pack 1",
"versions": [
{
"status": "affected",
"version": "6.1.0",
"lessThan": "6.1.7601.25796",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_8.1:6.3.9600.20207:*:*:*:*:*:x86:*",
"cpe:2.3:o:microsoft:windows_8.1:6.3.9600.20207:*:*:*:*:*:x64:*",
"cpe:2.3:o:microsoft:windows_rt_8.1:6.3.9600.20207:*:*:*:*:*:*:*"
],
"vendor": "Microsoft",
"product": "Windows 8.1",
"versions": [
{
"status": "affected",
"version": "6.3.0",
"lessThan": "6.3.9600.20207",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"x64-based Systems",
"ARM64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21309:*:*:*:*:*:x64:*"
],
"vendor": "Microsoft",
"product": "Windows Server 2008 Service Pack 2",
"versions": [
{
"status": "affected",
"version": "6.0.0",
"lessThan": "6.0.6003.21309",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21309:*:*:*:*:*:x64:*",
"cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21309:*:*:*:*:*:x86:*"
],
"vendor": "Microsoft",
"product": "Windows Server 2008 Service Pack 2 (Server Core installation)",
"versions": [
{
"status": "affected",
"version": "6.0.0",
"lessThan": "6.0.6003.21309",
"versionType": "custom"
}
],
"platforms": [
"32-bit Systems",
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21309:*:*:*:*:*:x86:*"
],
"vendor": "Microsoft",
"product": "Windows Server 2008 Service Pack 2",
"versions": [
{
"status": "affected",
"version": "6.0.0",
"lessThan": "6.0.6003.21309",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2008_R2:6.1.7601.25796:*:*:*:*:*:x64:*"
],
"vendor": "Microsoft",
"product": "Windows Server 2008 R2 Service Pack 1",
"versions": [
{
"status": "affected",
"version": "6.1.0",
"lessThan": "6.1.7601.25796",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2008_R2:6.1.7601.25796:*:*:*:*:*:x64:*"
],
"vendor": "Microsoft",
"product": "Windows Server 2008 R2 Service Pack 1 (Server Core installation)",
"versions": [
{
"status": "affected",
"version": "6.0.0",
"lessThan": "6.1.7601.25796",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23545:*:*:*:*:*:x64:*",
"cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23540:*:*:*:*:*:x64:*"
],
"vendor": "Microsoft",
"product": "Windows Server 2012",
"versions": [
{
"status": "affected",
"version": "6.2.0",
"lessThan": "6.2.9200.23545",
"versionType": "custom"
},
{
"status": "affected",
"version": "6.2.0",
"lessThan": "6.2.9200.23540",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23545:*:*:*:*:*:x64:*",
"cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23540:*:*:*:*:*:x64:*"
],
"vendor": "Microsoft",
"product": "Windows Server 2012 (Server Core installation)",
"versions": [
{
"status": "affected",
"version": "6.2.0",
"lessThan": "6.2.9200.23545",
"versionType": "custom"
},
{
"status": "affected",
"version": "6.2.0",
"lessThan": "6.2.9200.23540",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2012_R2:6.3.9600.20207:*:*:*:*:*:x64:*"
],
"vendor": "Microsoft",
"product": "Windows Server 2012 R2",
"versions": [
{
"status": "affected",
"version": "6.3.0",
"lessThan": "6.3.9600.20207",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"cpes": [
"cpe:2.3:o:microsoft:windows_server_2012_R2:6.3.9600.20207:*:*:*:*:*:x64:*"
],
"vendor": "Microsoft",
"product": "Windows Server 2012 R2 (Server Core installation)",
"versions": [
{
"status": "affected",
"version": "6.3.0",
"lessThan": "6.3.9600.20207",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
}
]
}
],
"published": "2021-12-15T15:15:09.737",
"references": [
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43226",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "secure@microsoft.com"
},
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43226",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-43226",
"tags": [
"US Government Resource"
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
}
],
"vulnStatus": "Analyzed",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Windows Common Log File System Driver Elevation of Privilege Vulnerability"
},
{
"lang": "es",
"value": "Una vulnerabilidad de Elevación de Privilegios de Windows Common Log File System Driver. Este ID de CVE es diferente de CVE-2021-43207"
}
],
"lastModified": "2026-08-22T04:16:54.773",
"cisaActionDue": "2025-10-27",
"cisaExploitAdd": "2025-10-06",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x64:*",
"vulnerable": true,
"matchCriteriaId": "977D0C94-876B-48D1-9410-A8EE013A75E6",
"versionEndExcluding": "10.0.10240.19145"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:*",
"vulnerable": true,
"matchCriteriaId": "AD29650C-5DED-43C6-8FCB-C5399E918AAF",
"versionEndExcluding": "10.0.10240.19145"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*",
"vulnerable": true,
"matchCriteriaId": "6E22C459-2688-4358-A503-9A72089151F3",
"versionEndExcluding": "10.0.14393.4825"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*",
"vulnerable": true,
"matchCriteriaId": "1C10E4C1-670C-431D-B1D0-6F1C6DC49BB3",
"versionEndExcluding": "10.0.14393.4825"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "1C9A66AF-EC75-452F-A06B-8AFEF1335CC7",
"versionEndExcluding": "10.0.17763.2366"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A897CDFD-EBFA-481A-9CF8-DC2345338237",
"versionEndExcluding": "10.0.18363.1977"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10_2004:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D754541D-CB1D-4AE1-B944-DBD625F1B3B4",
"versionEndExcluding": "10.0.19041.1415"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:arm64:*",
"vulnerable": true,
"matchCriteriaId": "CB442028-E6F4-48EC-9A10-EC3BC1C2419F",
"versionEndExcluding": "10.0.19042.1415"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:x86:*",
"vulnerable": true,
"matchCriteriaId": "CF3F1D50-3E59-4261-87B2-7E505FC51407",
"versionEndExcluding": "10.0.19042.1415"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10_21h1:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "644C27E7-CD99-4229-B1FD-BFCD1EA627F5",
"versionEndExcluding": "10.0.19043.1415"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4B773592-2AC2-48CD-A6B3-98D2632A2F88",
"versionEndExcluding": "10.0.19044.1415"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DC6610EB-3AD8-49EE-9969-3584A377D19E",
"versionEndExcluding": "10.0.22000.376"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C2B1C231-DE19-4B8F-A4AA-5B3A65276E46"
},
{
"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_2004:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9B5CD09F-F8B6-42C7-A3CA-758221044601",
"versionEndExcluding": "10.0.19041.1415"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:*",
"vulnerable": true,
"matchCriteriaId": "2127D10C-B6F3-4C1D-B9AA-5D78513CC996"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:*",
"vulnerable": true,
"matchCriteriaId": "AB425562-C0A0-452E-AABE-F70522F15E1A"
},
{
"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"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DF4CA381-BFDC-4E03-866C-0AAF54333F06",
"versionEndExcluding": "10.0.14393.4825"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "ED43D2B7-069F-44A6-8BF2-08B870B71149",
"versionEndExcluding": "10.0.17763.2366"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "14412312-B2F5-420B-9E77-512DDFD4B9F8",
"versionEndExcluding": "10.0.20348.405"
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_20h2:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7550D91F-2050-49FD-996F-047207D55A47",
"versionEndExcluding": "10.0.19042.1415"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "secure@microsoft.com",
"cisaRequiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
"cisaVulnerabilityName": "Microsoft Windows Privilege Escalation Vulnerability"
}