CVE-2025-27738 - Vulnerability Details

Improper access control in Windows Resilient File System (ReFS) allows an authorized attacker to disclose information over a network.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

No data.

References

Link	Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27738

History

Tue, 08 Apr 2025 19:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Tue, 08 Apr 2025 17:30:00 +0000

Type	Values Removed	Values Added
Description		Improper access control in Windows Resilient File System (ReFS) allows an authorized attacker to disclose information over a network.
Title		Windows Resilient File System (ReFS) Information Disclosure Vulnerability
Weaknesses		CWE-284
References		https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27738
Metrics		cvssV3_1 `{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C'}`

MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2025-04-08T17:24:11.062Z

Updated: 2025-05-06T17:03:48.137Z

Reserved: 2025-03-06T04:26:08.552Z

Link: CVE-2025-27738

Vulnrichment

Updated: 2025-04-08T18:34:34.416Z

NVD

Status : Awaiting Analysis

Published: 2025-04-08T18:16:02.280

Modified: 2025-04-09T20:03:01.577

Link: CVE-2025-27738

Redhat

No data.

Show plain JSON

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Show plain JSON

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Improper access control in Windows Resilient File System (ReFS) allows an authorized attacker to disclose information over a network."}, {"lang": "es", "value": "El control de acceso inadecuado en el Sistema de archivos resiliente de Windows (ReFS) permite que un atacante autorizado divulgue informaci\u00f3n a trav\u00e9s de una red."}], "id": "CVE-2025-27738", "lastModified": "2025-04-09T20:03:01.577", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "secure@microsoft.com", "type": "Primary"}]}, "published": "2025-04-08T18:16:02.280", "references": [{"source": "secure@microsoft.com", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27738"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "secure@microsoft.com", "type": "Primary"}]}

{

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attackVector : NETWORK (string)

availabilityImpact : NONE (string)

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confidentialityImpact : HIGH (string)

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Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

JSON object

JSON object

JSON object

JSON object