CVE-2021-34144

{"id": "CVE-2021-34144", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 3.3, "accessVector": "ADJACENT_NETWORK", "vectorString": "AV:A/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 6.5, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2021-09-07T06:15:07.867", "references": [{"url": "https://dl.packetstormsecurity.net/papers/general/braktooth.pdf", "tags": ["Technical Description", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/Jieli-Tech/fw-AC63_BT_SDK", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://launchstudio.bluetooth.com/ListingDetails/91371", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "The Bluetooth Classic implementation in the Zhuhai Jieli AC6366C BT SDK through 0.9.1 does not properly handle the reception of truncated LMP_SCO_Link_Request packets while no other BT connections are active, allowing attackers in radio range to prevent new BT connections (disabling the AB5301A inquiry and page scan procedures) via a crafted LMP packet. The user needs to manually perform a power cycle (restart) of the device to restore BT connectivity."}, {"lang": "es", "value": "Una implementaci\u00f3n de Bluetooth Classic en el SDK de Zhuhai Jieli AC6366C BT versiones hasta 0.9.1, no maneja apropiadamente la recepci\u00f3n de paquetes LMP_SCO_Link_Request truncados mientras no se presentan otras conexiones BT activas, permitiendo a atacantes en el rango de radio impedir nuevas conexiones BT (deshabilitando los procedimientos de consulta y exploraci\u00f3n de p\u00e1ginas AB5301A) por medio de un paquete LMP dise\u00f1ado. El usuario necesita llevar acabo manualmente un ciclo de alimentaci\u00f3n (reinicio) del dispositivo para restaurar la conectividad BT"}], "lastModified": "2021-09-09T23:27:26.107", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:zh-jieli:fw-ac63_bt_sdk:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4EBFB910-C7CB-4383-BA7A-BF854A13DF85", "versionEndIncluding": "0.9.1"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:zh-jieli:ac6936:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "D65C6E62-5D22-4E63-91D9-7BA950C965D2"}, {"criteria": "cpe:2.3:h:zh-jieli:ac6951:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "3D8CE668-DAA3-4260-81DC-263D02371CC4"}, {"criteria": "cpe:2.3:h:zh-jieli:ac6952:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "4E8D2A79-973F-4623-8B69-FB84A7FD1523"}, {"criteria": "cpe:2.3:h:zh-jieli:ac6954:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "DD431683-3C41-4E33-9CBF-3C8A48349864"}, {"criteria": "cpe:2.3:h:zh-jieli:ac6955:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "AE0BEAC2-6AD0-4ABC-AAA0-D6A92381738F"}, {"criteria": "cpe:2.3:h:zh-jieli:ac6956:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "BF79B45C-5363-4B0A-A920-76BC2A928F72"}, {"criteria": "cpe:2.3:h:zh-jieli:ac6963:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "20CCB0EB-0BA5-4791-806A-43E76EDC4A14"}, {"criteria": "cpe:2.3:h:zh-jieli:ac6965:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "6C109D9C-60B0-4F68-9425-CF56C27010F6"}, {"criteria": "cpe:2.3:h:zh-jieli:ac6966:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "D823A1B8-52F8-4B77-8E88-458C3027F756"}, {"criteria": "cpe:2.3:h:zh-jieli:ac6969:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "2CD608BB-12D0-4741-9C29-C2F2152D85F1"}, {"criteria": "cpe:2.3:h:zh-jieli:ac6973:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "368384EE-1C0E-45DE-BE6A-7FF65842B62E"}, {"criteria": "cpe:2.3:h:zh-jieli:ac6976:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "7477A947-398B-4E6A-A751-EFA5A17B381E"}, {"criteria": "cpe:2.3:h:zh-jieli:ac6983:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "EBD55EDB-A91C-45FF-99F7-E8204E8C2D54"}, {"criteria": "cpe:2.3:h:zh-jieli:ac6986:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "030B8002-E03A-470A-AA02-40456FA4FE6C"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}