CVE-2021-38548

{"id": "CVE-2021-38548", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 2.2}]}, "published": "2021-08-11T16:15:07.387", "references": [{"url": "https://www.nassiben.com/glowworm-attack", "tags": ["Exploit", "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": "JBL Go 2 devices through 2021-08-09 allow remote attackers to recover speech signals from an LED on the device, via a telescope and an electro-optical sensor, aka a \"Glowworm\" attack. The power indicator LED of the speakers is connected directly to the power line, as a result, the intensity of a device's power indicator LED is correlative to the power consumption. The sound played by the speakers affects their power consumption and as a result is also correlative to the light intensity of the LEDs. By analyzing measurements obtained from an electro-optical sensor directed at the power indicator LEDs of the speakers, we can recover the sound played by them."}, {"lang": "es", "value": "Los dispositivos JBL Go 2 hasta el 09-08-2021, permiten a atacantes remotos recuperar las se\u00f1ales de voz de un LED del dispositivo, por medio de un telescopio y un sensor electro-\u00f3ptico, tambi\u00e9n se conoce como un ataque \"Glowworm\". El LED indicador de potencia de los altavoces est\u00e1 conectado directamente a la l\u00ednea de alimentaci\u00f3n, por lo que la intensidad del LED indicador de potencia de un dispositivo es correlativa al consumo de energ\u00eda. El sonido reproducido por los altavoces afecta a su consumo de energ\u00eda y, en consecuencia, tambi\u00e9n es correlativo a la intensidad luminosa de los LED. Al analizar las medidas obtenidas por un sensor electro-\u00f3ptico dirigido a los LEDs indicadores de potencia de los altavoces, podemos recuperar el sonido reproducido por los mismos"}], "lastModified": "2021-08-23T17:15:53.197", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:jbl:go_2_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "460A94F7-B94A-4526-BDA5-AD7EE1E306E4", "versionEndIncluding": "2021-08-09"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:jbl:go_2:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "05C32BE6-EF34-4B0A-983B-DAC5F975CAA7"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}