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CVE

CVE-2023-23421

Windows Kernel Elevation of Privilege Vulnerability

Windows Kernel Elevation of Privilege Vulnerability.

HIGH · CVSS 7.8 EPSS 0.00975
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
▤

Affected Products & Versions

13
microsoft windows 10< 10.0.10240.19805
microsoft windows 10 1607< 10.0.14393.5786
microsoft windows 10 1809< 10.0.17763.4131
microsoft windows 10 20h2< 10.0.19042.2728
microsoft windows 10 21h2< 10.0.19044.2728
microsoft windows 10 22h2< 10.0.19045.2728
microsoft windows 11 21h2< 10.0.22000.1696
microsoft windows 11 22h2< 10.0.22000.1413
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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 NVD14 Mar 2023 · 05:15 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
no
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

1
msrcCVE-2023-23421Elevation of Privilege
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