Windows 10 20H2 CVE-2023-21733

HIGH

Heap-based Buffer Overflow (CWE-122)

2023-01-10 secure@microsoft.com

Buffer Overflow Microsoft Heap Overflow Windows 10 20H2 Windows 10 21h2 Windows 10 22h2 Windows 11 21H2 Windows 11 22h2 Windows Server 2022

7.0

CVSS 3.1 · Vendor: microsoft

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Severity by source

Vendor (microsoft) PRIMARY

7.0 HIGH

AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from Vendor (microsoft) · only source for this CVE.

CVSS VectorVendor: microsoft

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

1

CVE Published

Jan 10, 2023 - 22:15 cve.org

HIGH 7.0

DescriptionCVE.org

Windows Bind Filter Driver Elevation of Privilege Vulnerability

AnalysisAI

Windows Bind Filter Driver Elevation of Privilege Vulnerability. Rated high severity (CVSS 7.0). No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-122. Windows Bind Filter Driver Elevation of Privilege Vulnerability Affected products include: Microsoft Windows 10 20H2, Microsoft Windows 10 21H2, Microsoft Windows 10 22H2, Microsoft Windows 11 21H2, Microsoft Windows 11 22H2.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2023-21733 vulnerability details – vuln.today

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