CVE-2023-21747

Home/CVE/Windows Kernel Elevation of Privilege Vulnerability

CVE

Windows Kernel Elevation of Privilege Vulnerability

Windows Kernel Elevation of Privilege Vulnerability.

HIGH · CVSS 7.8 EPSS 0.00447

Schedule remediation

CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

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Weakness Classification

CWE-416Use After Free

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Affected Products & Versions

microsoft windows 10 1607all versions
microsoft windows 10 1809all versions
microsoft windows 10 20h2all versions
microsoft windows 10 21h2all versions
microsoft windows 10 22h2all versions
microsoft windows 11 21h2all versions
microsoft windows 11 22h2all versions
microsoft windows 7all versions
Show all 15 affected productsmicrosoft windows 8.1all versions
microsoft windows rt 8.1all versions
microsoft windows server 2008all versions
microsoft windows server 2012all versions
microsoft windows server 2016all versions
microsoft windows server 2019all versions
microsoft windows server 2022all versions

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Scoring & Timeline

7.8

HIGH · CVSS v3.1 · secure@microsoft.com

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD10 Jan 2023 · 10:15 PM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

SSVC triage · cisa-vulnrichment

Exploitation

none

Automatable

Technical impact

total

SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.

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Vendor Advisories

msrcCVE-2023-21747Elevation of Privilege

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CVETechnique ActorTool Family

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External lookups - second-class, for what we don’t hold ourselves

NVD CVE.org CISA Vulners Exploit-DB GitHub PoC VulnCheck KEV GreyNoise

Vulnerabilities
CISA KEV catalog
CWE weaknesses
CAPEC attack patterns
Package vulnerabilities

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Tools & malware
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Detection & defense
Sigma rules
YARA rules
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D3FEND countermeasures

Compliance
NIST 800-53
ISO 27001:2022
SOC 2 TSC
PCI-DSS v4.0
CIS Controls v8.1

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