CVE-2025-7448 - Vulnerability Details - OpenCVE

Wi-SUN unexpected 4- Way Handshake packet receptions may lead to predictable keys and potentially leading to Man in the middle (MitM) attack

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

No data.

No data.

No data.

No data.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://community.silabs.com/068Vm00000UtuIG
https://docs.silabs.com/sisdk-release-notes/latest/sisdk-wisun-release-notes/

History

Fri, 12 Sep 2025 09:30:00 +0000

Type	Values Removed	Values Added
Description		Wi-SUN unexpected 4- Way Handshake packet receptions may lead to predictable keys and potentially leading to Man in the middle (MitM) attack
Title		Man in the middle (MitM) attack vulnerability in Wi-SUN library
Weaknesses		CWE-290
References		https://community.silabs.com/068Vm00000UtuIG https://docs.silabs.com/sisdk-release-notes/latest/sisdk-wisun-release-notes/
Metrics		cvssV4_0 `{'score': 8.6, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}`

MITRE

Status: PUBLISHED

Assigner: Silabs

Published: 2025-09-12T09:11:53.850Z

Updated: 2025-09-12T09:11:53.850Z

Reserved: 2025-07-11T05:49:51.762Z

Link: CVE-2025-7448

Vulnrichment

No data.

NVD

Status : Received

Published: 2025-09-12T10:15:32.887

Modified: 2025-09-12T10:15:32.887

Link: CVE-2025-7448

Redhat

No data.

OpenCVE Enrichment

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-7448", "assignerOrgId": "030b2754-1501-44a4-bef8-48be86a33bf4", "state": "PUBLISHED", "assignerShortName": "Silabs", "dateReserved": "2025-07-11T05:49:51.762Z", "datePublished": "2025-09-12T09:11:53.850Z", "dateUpdated": "2025-09-12T09:11:53.850Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "packageName": "Simplicity sdk", "product": "Wi-SUN Stack", "repo": "https://github.com/SiliconLabs/simplicity_sdk", "vendor": "silabs.com", "versions": [{"status": "affected", "version": "2.6.0", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Wi-SUN unexpected 4- Way Handshake packet receptions may lead to predictable keys and potentially leading to Man in the middle (MitM) attack<br>"}], "value": "Wi-SUN unexpected 4- Way Handshake packet receptions may lead to predictable keys and potentially leading to Man in the middle (MitM) attack"}], "impacts": [{"capecId": "CAPEC-115", "descriptions": [{"lang": "en", "value": "CAPEC-115 Authentication Bypass"}]}], "metrics": [{"cvssV4_0": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "ADJACENT", "baseScore": 8.6, "baseSeverity": "HIGH", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-290", "description": "CWE-290 Authentication Bypass by Spoofing", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "030b2754-1501-44a4-bef8-48be86a33bf4", "shortName": "Silabs", "dateUpdated": "2025-09-12T09:11:53.850Z"}, "references": [{"tags": ["release-notes"], "url": "https://docs.silabs.com/sisdk-release-notes/latest/sisdk-wisun-release-notes/"}, {"tags": ["vendor-advisory", "permissions-required"], "url": "https://community.silabs.com/068Vm00000UtuIG"}], "source": {"discovery": "UNKNOWN"}, "title": "Man in the middle (MitM) attack vulnerability in Wi-SUN library", "x_generator": {"engine": "Vulnogram 0.2.0"}}}}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Wi-SUN unexpected 4- Way Handshake packet receptions may lead to predictable keys and potentially leading to Man in the middle (MitM) attack"}], "id": "CVE-2025-7448", "lastModified": "2025-09-12T10:15:32.887", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "ADJACENT", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "product-security@silabs.com", "type": "Secondary"}]}, "published": "2025-09-12T10:15:32.887", "references": [{"source": "product-security@silabs.com", "url": "https://community.silabs.com/068Vm00000UtuIG"}, {"source": "product-security@silabs.com", "url": "https://docs.silabs.com/sisdk-release-notes/latest/sisdk-wisun-release-notes/"}], "sourceIdentifier": "product-security@silabs.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-290"}], "source": "product-security@silabs.com", "type": "Secondary"}]}