Windows Defender Security Intelligence Updates
CVE-2023-38163
HIGH
2023-09-12
secure@microsoft.com
7.8
CVSS 3.1 · Vendor: microsoft
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Severity by source
Vendor (microsoft)
PRIMARY
7.8
HIGH
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from Vendor (microsoft) · only source for this CVE.
CVSS VectorVendor: microsoft
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Lifecycle Timeline
1
CVE Published
Sep 12, 2023 - 17:15 cve.org
HIGH 7.8
DescriptionCVE.org
Windows Defender Attack Surface Reduction Security Feature Bypass
AnalysisAI
Windows Defender Attack Surface Reduction Security Feature Bypass. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity.
Technical ContextAI
Windows Defender Attack Surface Reduction Security Feature Bypass Affected products include: Microsoft Windows Defender Security Intelligence Updates.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
Same technique Authentication Bypass
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External POC / Exploit Code
Leaving vuln.today
Destination URL
POC code from unknown sources may be malicious, contain backdoors, or be fake.
Always review and test exploit code in a safe, isolated environment (VM/sandbox).
Verify the source reputation and cross-reference with known databases (Exploit-DB, GitHub Security).