CVE-2023-21771

Windows Local Session Manager (LSM) Elevation of Privilege Vulnerability

CVSS v3 7.0 HIGH

7.0^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.0 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21771
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21771

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:microsoft:windows_10:20h2:::::::*
	cpe:2.3:o:microsoft:windows_10:21h2:::::::*
	cpe:2.3:o:microsoft:windows_10:22h2:::::::*
	cpe:2.3:o:microsoft:windows_11:21h2::::::arm64:
	cpe:2.3:o:microsoft:windows_11:21h2::::::x64:
	cpe:2.3:o:microsoft:windows_11:22h2::::::arm64:
	cpe:2.3:o:microsoft:windows_11:22h2::::::x64:
	cpe:2.3:o:microsoft:windows_server_2022:-:::::::*

History

No history.

Information

Published : 2023-01-10 22:15

Updated : 2024-11-21 07:43

NVD link : CVE-2023-21771

Mitre link : CVE-2023-21771

CVE.ORG link : CVE-2023-21771

JSON object : View

Products Affected

microsoft

windows_server_2022
windows_10
windows_11

CWE

CWE-591

Sensitive Data Storage in Improperly Locked Memory

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

{"id": "CVE-2023-21771", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "secure@microsoft.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.0, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.0}]}, "published": "2023-01-10T22:15:19.427", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21771", "source": "secure@microsoft.com"}, {"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21771", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "secure@microsoft.com", "description": [{"lang": "en", "value": "CWE-591"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-362"}]}], "descriptions": [{"lang": "en", "value": "Windows Local Session Manager (LSM) Elevation of Privilege Vulnerability"}, {"lang": "es", "value": "Vulnerabilidad de elevaci\u00f3n de privilegios del Administrador de sesi\u00f3n local (LSM) de Windows"}], "lastModified": "2024-11-21T07:43:36.957", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9E2C378B-1507-4C81-82F6-9F599616845A"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:21h2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "71E65CB9-6DC2-4A90-8C6A-103BEDC99823"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:22h2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9D5DE444-AEA8-4674-AC58-31FC1F12BB55"}, {"criteria": "cpe:2.3:o:microsoft:windows_11:21h2:*:*:*:*:*:arm64:*", "vulnerable": true, "matchCriteriaId": "B4120497-0B6E-4704-99A5-D98EB8271C85"}, {"criteria": "cpe:2.3:o:microsoft:windows_11:21h2:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "D9C194F4-12C5-452D-913A-AAAF04598FEB"}, {"criteria": "cpe:2.3:o:microsoft:windows_11:22h2:*:*:*:*:*:arm64:*", "vulnerable": true, "matchCriteriaId": "747ED159-1972-4310-AAD1-8E02AFB08826"}, {"criteria": "cpe:2.3:o:microsoft:windows_11:22h2:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "62B9100B-206D-4FD1-8D23-A355DCA37460"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "821614DD-37DD-44E2-A8A4-FE8D23A33C3C"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}