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CVE

CVE-2023-21752

Windows Backup Service Elevation of Privilege Vulnerability

Windows Backup Service Elevation of Privilege Vulnerability.

HIGH · CVSS 7.1 EPSS 0.32808
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  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 3% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
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Weakness Classification

CWE-284Improper Access Control
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Affected Products & Versions

3
microsoft windows 10all versions
microsoft windows 11all versions
microsoft windows 7all versions
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Public Exploits & PoCs

1
localWindows 11 10.0.22000 - Backup service Privilege Escalation2023-04-03
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Scoring & Timeline

7.1
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:N/I:H/A:H
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-2023-21752Elevation of Privilege
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