{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-5476", "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "state": "PUBLISHED", "assignerShortName": "zdi", "dateReserved": "2025-06-02T19:14:36.601Z", "datePublished": "2025-06-21T00:09:49.419Z", "dateUpdated": "2025-06-23T14:47:12.400Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "shortName": "zdi", "dateUpdated": "2025-06-21T00:09:49.419Z"}, "title": "Sony XAV-AX8500 Bluetooth Improper Isolation Authentication Bypass Vulnerability", "descriptions": [{"lang": "en", "value": "Sony XAV-AX8500 Bluetooth Improper Isolation Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected Sony XAV-AX8500 devices. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the implementation of ACL-U links. The issue results from the lack of L2CAP channel isolation. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-26284."}], "affected": [{"vendor": "Sony", "product": "XAV-AX8500", "versions": [{"version": "2.00.01", "status": "affected"}], "defaultStatus": "unknown"}], "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-653", "description": "CWE-653: Improper Isolation or Compartmentalization", "type": "CWE"}]}], "references": [{"url": "https://www.zerodayinitiative.com/advisories/ZDI-25-357/", "name": "ZDI-25-357", "tags": ["x_research-advisory"]}, {"url": "https://www.sony.com/electronics/support/mobile-cd-players-digital-media-players-xav-series/xav-ax8500/software/00344092", "name": "vendor-provided URL", "tags": ["vendor-advisory"]}], "dateAssigned": "2025-06-02T19:14:36.638Z", "datePublic": "2025-06-11T17:41:28.970Z", "source": {"lang": "en", "value": "Mikhail Evdokimov (@konatabrk) from PCAutomotive"}, "metrics": [{"format": "CVSS", "cvssV3_0": {"version": "3.0", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L", "baseScore": 6.3, "baseSeverity": "MEDIUM"}}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-06-23T14:47:05.798493Z", "id": "CVE-2025-5476", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-06-23T14:47:12.400Z"}}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Sony XAV-AX8500 Bluetooth Improper Isolation Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected Sony XAV-AX8500 devices. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the implementation of ACL-U links. The issue results from the lack of L2CAP channel isolation. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-26284."}, {"lang": "es", "value": "Vulnerabilidad de omisi\u00f3n de autenticaci\u00f3n por aislamiento incorrecto de Bluetooth en Sony XAV-AX8500. Esta vulnerabilidad permite a atacantes adyacentes a la red omitir la autenticaci\u00f3n en los dispositivos Sony XAV-AX8500 afectados. No se requiere autenticaci\u00f3n para explotar esta vulnerabilidad. La falla espec\u00edfica existe en la implementaci\u00f3n de enlaces ACL-U. El problema se debe a la falta de aislamiento del canal L2CAP. Un atacante puede aprovechar esta vulnerabilidad para omitir la autenticaci\u00f3n en el sistema. Anteriormente, se denomin\u00f3 ZDI-CAN-26284."}], "id": "CVE-2025-5476", "lastModified": "2025-06-23T20:16:21.633", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "LOW", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 3.4, "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}]}, "published": "2025-06-21T01:15:28.193", "references": [{"source": "zdi-disclosures@trendmicro.com", "url": "https://www.sony.com/electronics/support/mobile-cd-players-digital-media-players-xav-series/xav-ax8500/software/00344092"}, {"source": "zdi-disclosures@trendmicro.com", "url": "https://www.zerodayinitiative.com/advisories/ZDI-25-357/"}], "sourceIdentifier": "zdi-disclosures@trendmicro.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-653"}], "source": "zdi-disclosures@trendmicro.com", "type": "Primary"}]}

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