2025-03-23 03:03:54 +00:00

269 lines
9.1 KiB
JSON

{
"id": "CVE-2021-31979",
"sourceIdentifier": "secure@microsoft.com",
"published": "2021-07-14T18:15:09.597",
"lastModified": "2025-02-07T17:15:21.370",
"vulnStatus": "Undergoing Analysis",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Windows Kernel Elevation of Privilege Vulnerability"
},
{
"lang": "es",
"value": "Una vulnerabilidad de Elevaci\u00f3n de Privilegios en Windows Kernel. Este ID de CVE es diferente de CVE-2021-33771, CVE-2021-34514"
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "secure@microsoft.com",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9
},
{
"source": "nvd@nist.gov",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9
}
],
"cvssMetricV2": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
"baseScore": 7.2,
"accessVector": "LOCAL",
"accessComplexity": "LOW",
"authentication": "NONE",
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"availabilityImpact": "COMPLETE"
},
"baseSeverity": "HIGH",
"exploitabilityScore": 3.9,
"impactScore": 10.0,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"cisaExploitAdd": "2021-11-03",
"cisaActionDue": "2021-11-17",
"cisaRequiredAction": "Apply updates per vendor instructions.",
"cisaVulnerabilityName": "Microsoft Windows Kernel Privilege Escalation Vulnerability",
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-119"
}
]
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-119"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*",
"matchCriteriaId": "6B8F3DD2-A145-4AF1-8545-CC42892DA3D1"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:*:*",
"versionEndExcluding": "10.0.10240.19003",
"matchCriteriaId": "0C51CD3A-E78B-4A0D-8716-4F2C0A79ED68"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:*:*",
"versionEndExcluding": "10.0.14393.4530",
"matchCriteriaId": "9EEBF8AC-AB6E-4F62-811A-0E53721C78F5"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*",
"versionEndExcluding": "10.0.17763.2061",
"matchCriteriaId": "5BAABE12-C0E8-4E34-9EFE-18DD50C54B1D"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:*:*",
"versionEndExcluding": "10.0.18363.1679",
"matchCriteriaId": "1C9E359B-5719-48B1-BABB-618744C73388"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_10_2004:*:*:*:*:*:*:*:*",
"versionEndExcluding": "10.0.19041.1110",
"matchCriteriaId": "307C13CF-563B-46D1-9F2E-227AB9C40720"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:*:*",
"versionEndExcluding": "10.0.19042.1110",
"matchCriteriaId": "9AEC53C7-C1CB-4FFB-8069-27604FB50F0B"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_10_21h1:*:*:*:*:*:*:*:*",
"versionEndExcluding": "10.0.19043.1110",
"matchCriteriaId": "765BA052-1B41-4CD3-98E6-F3750E0466E5"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*",
"matchCriteriaId": "C2B1C231-DE19-4B8F-A4AA-5B3A65276E46"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*",
"matchCriteriaId": "E93068DB-549B-45AB-8E5C-00EB5D8B5CF8"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*",
"matchCriteriaId": "C6CE5198-C498-4672-AF4C-77AB4BE06C5C"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*",
"versionEndExcluding": "10.0.19041.1110",
"matchCriteriaId": "A73D95E0-7290-4049-ACA6-7071B6ECAB8D"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*",
"matchCriteriaId": "5F422A8C-2C4E-42C8-B420-E0728037E15C"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*",
"matchCriteriaId": "AF07A81D-12E5-4B1D-BFF9-C8D08C32FF4F"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*",
"matchCriteriaId": "A7DF96F8-BA6A-4780-9CA3-F719B3F81074"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*",
"matchCriteriaId": "DB18C4CE-5917-401E-ACF7-2747084FD36E"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*",
"versionEndExcluding": "10.0.14393.4530",
"matchCriteriaId": "9127CF36-6B37-4698-BB02-2AC6D853EB6F"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*",
"versionEndExcluding": "10.0.17763.2061",
"matchCriteriaId": "77FA5A89-9F88-48FB-B632-76433EDBA95F"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_server_20h2:*:*:*:*:*:*:*:*",
"versionEndExcluding": "10.0.19042.1110",
"matchCriteriaId": "C210CB34-3DA4-4273-BF7C-F2692173E180"
}
]
}
]
}
],
"references": [
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31979",
"source": "secure@microsoft.com",
"tags": [
"Patch",
"Vendor Advisory"
]
},
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31979",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
]
}
]
}