CVE-2025-63292

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During the EAP-Response/Identity exchange, the subscriber's full Network Access Identifier (NAI), which embeds the raw IMSI, is transmitted without encryption, tunneling, or pseudonymization. An attacker located within Wi-Fi range (~100 meters) can passively capture these frames without requiring user interaction or elevated privileges. The disclosed IMSI enables device tracking, subscriber correlation, and long-term monitoring of user presence near any broadcasting Freebox device. The vendor acknowledged the vulnerability, and the `FreeWifi_secure` service is planned for full deactivation by 1 October 2025."}, {"lang": "es", "value": "Se descubri\u00f3 que Freebox v5 HD (firmware = 1.7.20), Freebox v5 Crystal (firmware = 1.7.20), Freebox v6 R\u00e9volution r1-r3 (firmware = 4.7.x), Freebox Mini 4K (firmware = 4.7.x) y Freebox One (firmware = 4.7.x) expon\u00edan los identificadores IMSI de los suscriptores en texto plano durante la fase inicial de la autenticaci\u00f3n EAP-SIM a trav\u00e9s de la red \u2019FreeWifi_secure\u2019. Durante el intercambio EAP-Response/Identity, el identificador completo de acceso a la red (NAI) del suscriptor, que incrusta el IMSI en bruto, se transmite sin cifrado, tunelizaci\u00f3n o seudonimizaci\u00f3n. Un atacante ubicado dentro del alcance de Wi-Fi (~100 metros) puede capturar pasivamente estas tramas sin requerir interacci\u00f3n del usuario o privilegios elevados. El IMSI divulgado permite el seguimiento de dispositivos, la correlaci\u00f3n de suscriptores y el monitoreo a largo plazo de la presencia del usuario cerca de cualquier dispositivo Freebox que transmita. El proveedor reconoci\u00f3 la vulnerabilidad, y el servicio \u2019FreeWifi_secure\u2019 est\u00e1 previsto que se desactive por completo antes del 1 de octubre de 2025."}], "id": "CVE-2025-63292", "lastModified": "2026-11-05T14:10:00.273", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "NONE", "baseScore": 3.5, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 1.4, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-63292", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-11-18T16:20:03.404927Z", "version": "2.0.3"}}]}, "published": "2025-11-17T19:16:20.037", "references": [{"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "https://7h30th3r0n3.fr/the-vulnerability-that-killed-freewifi_secure/"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://gist.github.com/7h30th3r0n3/1a0fadb19f1528e3d3f6bad9f680c3b0#file-cve-2025-63292-frebox-imsi-md"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-319"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"created": "2025-11-18T09:06:02.338048+00:00", "updated": "2025-11-18T09:06:02.338086+00:00", "vendors": ["free", "free$PRODUCT$freebox_hd", "free$PRODUCT$freebox_mini", "free$PRODUCT$freebox_one", "free$PRODUCT$freebox_os", "free$PRODUCT$freebox_revolution", "free$PRODUCT$freebox_v5"]}