CVE-2018-20823

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "The gyroscope on Xiaomi Mi 5s devices allows attackers to cause a denial of service (resonance and false data) via a 20.4 kHz audio signal, aka a MEMS ultrasound attack."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2019-04-25T13:47:55.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://medium.com/%40juliodellaflora/ultrassom-pode-causar-anomalias-no-girosc%C3%B3pio-do-xiaomi-mi5s-plus-4050d718bc7f"}, {"tags": ["x_refsource_MISC"], "url": "https://hackaday.com/2018/07/17/freak-out-your-smartphone-with-ultrasound/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2018-20823", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The gyroscope on Xiaomi Mi 5s devices allows attackers to cause a denial of service (resonance and false data) via a 20.4 kHz audio signal, aka a MEMS ultrasound attack."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://medium.com/@juliodellaflora/ultrassom-pode-causar-anomalias-no-girosc%C3%B3pio-do-xiaomi-mi5s-plus-4050d718bc7f", "refsource": "MISC", "url": "https://medium.com/@juliodellaflora/ultrassom-pode-causar-anomalias-no-girosc%C3%B3pio-do-xiaomi-mi5s-plus-4050d718bc7f"}, {"name": "https://hackaday.com/2018/07/17/freak-out-your-smartphone-with-ultrasound/", "refsource": "MISC", "url": "https://hackaday.com/2018/07/17/freak-out-your-smartphone-with-ultrasound/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T12:12:27.606Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://medium.com/%40juliodellaflora/ultrassom-pode-causar-anomalias-no-girosc%C3%B3pio-do-xiaomi-mi5s-plus-4050d718bc7f"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://hackaday.com/2018/07/17/freak-out-your-smartphone-with-ultrasound/"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2018-20823", "datePublished": "2019-04-25T13:47:55.000Z", "dateReserved": "2019-04-25T00:00:00.000Z", "dateUpdated": "2024-08-05T12:12:27.606Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:mi:mi_5s_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "6AA504D9-3E34-4FF8-9F87-869917997893", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:mi:mi_5s:-:*:*:*:*:*:*:*", "matchCriteriaId": "BCEB9413-D1CA-4583-ABF3-84418E2A9922", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The gyroscope on Xiaomi Mi 5s devices allows attackers to cause a denial of service (resonance and false data) via a 20.4 kHz audio signal, aka a MEMS ultrasound attack."}, {"lang": "es", "value": "El giroscopio en los dispositivos Xiaomi Mi 5s permite a los atacantes causar una denegaci\u00f3n de servicio (resonancia y datos falsos) a trav\u00e9s de una se\u00f1al de audio de 20.4 kHz, tambi\u00e9n conocido como ataque de ultrasonido MEMS."}], "id": "CVE-2018-20823", "lastModified": "2026-06-17T01:53:33.030", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-04-25T14:29:00.240", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://hackaday.com/2018/07/17/freak-out-your-smartphone-with-ultrasound/"}, {"source": "cve@mitre.org", "url": "https://medium.com/%40juliodellaflora/ultrassom-pode-causar-anomalias-no-girosc%C3%B3pio-do-xiaomi-mi5s-plus-4050d718bc7f"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://hackaday.com/2018/07/17/freak-out-your-smartphone-with-ultrasound/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://medium.com/%40juliodellaflora/ultrassom-pode-causar-anomalias-no-girosc%C3%B3pio-do-xiaomi-mi5s-plus-4050d718bc7f"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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