CVE-2021-31979

Windows Kernel Elevation of Privilege Vulnerability

CVSS v3 7.8 HIGH
CVSS v2.0 7.2 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

Vector : AV:L/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31979	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:microsoft:windows_10:1809:::::::*
	cpe:2.3:o:microsoft:windows_10_1507::::::::
	cpe:2.3:o:microsoft:windows_10_1607::::::::
	cpe:2.3:o:microsoft:windows_10_1809::::::::
	cpe:2.3:o:microsoft:windows_10_1909::::::::
	cpe:2.3:o:microsoft:windows_10_2004::::::::
	cpe:2.3:o:microsoft:windows_10_20h2::::::::
	cpe:2.3:o:microsoft:windows_10_21h1::::::::
	cpe:2.3:o:microsoft:windows_7:-:sp1::::::
	cpe:2.3:o:microsoft:windows_8.1:-:::::::*
	cpe:2.3:o:microsoft:windows_rt_8.1:-:::::::*
	cpe:2.3:o:microsoft:windows_server_2004::::::::
	cpe:2.3:o:microsoft:windows_server_2008:-:sp2::::::
	cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:::::x64:*
	cpe:2.3:o:microsoft:windows_server_2012:-:::::::*
	cpe:2.3:o:microsoft:windows_server_2012:r2:::::::*
	cpe:2.3:o:microsoft:windows_server_2016::::::::
	cpe:2.3:o:microsoft:windows_server_2019::::::::
	cpe:2.3:o:microsoft:windows_server_20h2::::::::

History

No history.

Information

Published : 2021-07-14 18:15

Updated : 2024-07-26 19:25

NVD link : CVE-2021-31979

Mitre link : CVE-2021-31979

CVE.ORG link : CVE-2021-31979

JSON object : View

Products Affected

microsoft

windows_10_20h2
windows_10_1507
windows_10_1909
windows_10
windows_10_21h1
windows_8.1
windows_7
windows_rt_8.1
windows_server_2004
windows_server_2012
windows_server_20h2
windows_server_2019
windows_10_1607
windows_server_2016
windows_10_2004
windows_10_1809
windows_server_2008

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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Este ID de CVE es diferente de CVE-2021-33771, CVE-2021-34514"}], "lastModified": "2024-07-26T19:25:37.813", "cisaActionDue": "2021-11-17", "cisaExploitAdd": "2021-11-03", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"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_1507:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0C51CD3A-E78B-4A0D-8716-4F2C0A79ED68", "versionEndExcluding": "10.0.10240.19003"}, {"criteria": "cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9EEBF8AC-AB6E-4F62-811A-0E53721C78F5", "versionEndExcluding": "10.0.14393.4530"}, {"criteria": "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5BAABE12-C0E8-4E34-9EFE-18DD50C54B1D", "versionEndExcluding": "10.0.17763.2061"}, {"criteria": "cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1C9E359B-5719-48B1-BABB-618744C73388", "versionEndExcluding": "10.0.18363.1679"}, {"criteria": "cpe:2.3:o:microsoft:windows_10_2004:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "307C13CF-563B-46D1-9F2E-227AB9C40720", "versionEndExcluding": "10.0.19041.1110"}, {"criteria": "cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9AEC53C7-C1CB-4FFB-8069-27604FB50F0B", "versionEndExcluding": "10.0.19042.1110"}, {"criteria": "cpe:2.3:o:microsoft:windows_10_21h1:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "765BA052-1B41-4CD3-98E6-F3750E0466E5", "versionEndExcluding": "10.0.19043.1110"}, {"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": "A73D95E0-7290-4049-ACA6-7071B6ECAB8D", "versionEndExcluding": "10.0.19041.1110"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5F422A8C-2C4E-42C8-B420-E0728037E15C"}, {"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": "9127CF36-6B37-4698-BB02-2AC6D853EB6F", "versionEndExcluding": "10.0.14393.4530"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "77FA5A89-9F88-48FB-B632-76433EDBA95F", "versionEndExcluding": "10.0.17763.2061"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_20h2:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C210CB34-3DA4-4273-BF7C-F2692173E180", "versionEndExcluding": "10.0.19042.1110"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com", "cisaRequiredAction": "Apply updates per vendor instructions.", "cisaVulnerabilityName": "Microsoft Windows Kernel Privilege Escalation Vulnerability"}