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CVE

CVE-2023-21776

Windows Kernel Information Disclosure Vulnerability

Windows Kernel Information Disclosure Vulnerability.

MEDIUM · CVSS 5.5 EPSS 0.0218
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
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Weakness Classification

CWE-125Out-of-bounds Read
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Affected Products & Versions

10
microsoft windows 10all versions
microsoft windows 11all versions
microsoft windows 7all versions
microsoft 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
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Public Exploits & PoCs

1
pocpacketstormsecurity.com · Windows-Kernel-CmpDoReDoCreateKey-CmpDoReOpenTransKey-Out...packetstormsecurity.com
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Scoring & Timeline

5.5
MEDIUM · 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:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
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-2023-21776Information Disclosure
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