{ "id": "CVE-2021-31787", "sourceIdentifier": "cve@mitre.org", "published": "2021-11-30T20:15:07.477", "lastModified": "2021-12-03T14:45:31.510", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "The Bluetooth Classic implementation on Actions ATS2815 chipsets does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in radio range to trigger a denial of service and shutdown of a device by flooding the target device with LMP_features_res packets." }, { "lang": "es", "value": "La implementaci\u00f3n de Bluetooth Classic en los conjuntos de chips Actions ATS2815 no maneja apropiadamente la recepci\u00f3n de respuestas LMP continuas no solicitadas, que permite a atacantes en el rango de radio desencadenar una denegaci\u00f3n de servicio y el apagado de un dispositivo mediante la inundaci\u00f3n del dispositivo de destino con paquetes LMP_features_res" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 2.8, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:A/AC:L/Au:N/C:N/I:N/A:C", "accessVector": "ADJACENT_NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 6.1 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 6.5, "impactScore": 6.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-770" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:actions-semi:ats2819p_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "B034D11B-2F14-4283-8E99-27A9D7381CCE" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:actions-semi:ats2819p:-:*:*:*:*:*:*:*", "matchCriteriaId": "A4590A4D-CA4A-467B-9A0C-DDBAF32576D4" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:actions-semi:ats2815_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "F959F1E4-A733-4454-8FC0-4A567946E582" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:actions-semi:ats2815:-:*:*:*:*:*:*:*", "matchCriteriaId": "23646581-74EE-4C65-8BC8-D248C9A481F8" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:actions-semi:ats2819_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "9293F654-73A6-4307-9610-91CFCB3B896D" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:actions-semi:ats2819:-:*:*:*:*:*:*:*", "matchCriteriaId": "1E76B147-A1D1-4160-B87D-31DD5F9DFF1B" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:actions-semi:ats2819s_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "4935084A-87E2-4041-8108-37407D888798" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:actions-semi:ats2819s:-:*:*:*:*:*:*:*", "matchCriteriaId": "6F918DD8-1070-44F5-A167-1D151430A89A" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:actions-semi:ats2819t_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "7243C2D0-67F2-4EC1-8A52-7540C3117293" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:actions-semi:ats2819t:-:*:*:*:*:*:*:*", "matchCriteriaId": "36CB59B4-95EB-487C-86EB-E8657D1C2286" } ] } ] } ], "references": [ { "url": "https://dl.packetstormsecurity.net/papers/general/braktooth.pdf", "source": "cve@mitre.org", "tags": [ "Broken Link" ] }, { "url": "https://launchstudio.bluetooth.com/ListingDetails/76427", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.actions-semi.com/index.php?id=3581&siteId=4", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] } ] }