What is the CVSS score of CVE-2025-21352?

CVE-2025-21352 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.4%.

Which versions of Windows 10 1507 are affected by CVE-2025-21352?

CVE-2025-21352 presents notable security risk, a resource exhaustion vulnerability rated CVSS 6.5. Service availability could be impacted.. A patch is available.

How to fix or mitigate CVE-2025-21352?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Vendor patch is available.

Windows 10 1507 CVE-2025-21352

MEDIUM

Uncontrolled Resource Consumption (CWE-400)

2025-02-11 secure@microsoft.com

Denial Of Service Windows 10 1507 Windows 10 1607 Windows 10 1809 Windows 10 21h2 Windows 10 22h2 Windows 11 22h2 Windows 11 23h2 Windows 11 24h2 Windows Server 2008 Windows Server 2012 Windows Server 2016 Windows Server 2019 Windows Server 2022 Windows Server 2022 23h2 Windows Server 2025 Microsoft

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:26 vuln.today

Patch released

Mar 28, 2026 - 18:26 nvd

Patch available

CVE Published

Feb 11, 2025 - 18:15 nvd

MEDIUM 6.5

DescriptionCVE.org

Internet Connection Sharing (ICS) Denial of Service Vulnerability

AnalysisAI

Internet Connection Sharing (ICS) Denial of Service Vulnerability. Rated medium severity (CVSS 6.5), this vulnerability is no authentication required, low attack complexity. This Uncontrolled Resource Consumption vulnerability could allow attackers to cause denial of service by exhausting system resources.

Technical ContextAI

This vulnerability is classified as Uncontrolled Resource Consumption (CWE-400), which allows attackers to cause denial of service by exhausting system resources. Internet Connection Sharing (ICS) Denial of Service Vulnerability Affected products include: Microsoft Windows 10 1507, Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 21H2, Microsoft Windows 10 22H2.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Implement rate limiting, set resource quotas, validate input sizes, use timeouts.

CVE-2025-21352 vulnerability details – vuln.today

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Windows 10 1507 CVE-2025-21352

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

RemediationAI

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External POC / Exploit Code