{"affected":[{"affectedData":[{"product":"BlueZ","vendor":"Intel","versions":[{"status":"affected","version":"5.54"}]}],"source":"secure@intel.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:bluez:bluez:*:*:*:*:*:*:*:*","matchCriteriaId":"D3432F11-C861-4C2C-A782-2D7EF7AA8E20","versionEndExcluding":"5.54","vulnerable":true}],"negate":false,"operator":"OR"}]},{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*","matchCriteriaId":"F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B","vulnerable":true},{"criteria":"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*","matchCriteriaId":"23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D","vulnerable":true},{"criteria":"cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*","matchCriteriaId":"A31C8344-3E02-4EB8-8BD8-4C84B7959624","vulnerable":true}],"negate":false,"operator":"OR"}]},{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*","matchCriteriaId":"C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43","vulnerable":true},{"criteria":"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*","matchCriteriaId":"DEECE5FC-CACF-4496-A3E7-164736409252","vulnerable":true},{"criteria":"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","matchCriteriaId":"07B237A9-69A3-4A9C-9DA0-4E06BD37AE73","vulnerable":true}],"negate":false,"operator":"OR"}]},{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*","matchCriteriaId":"B620311B-34A3-48A6-82DF-6F078D7A4493","vulnerable":true},{"criteria":"cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*","matchCriteriaId":"B009C22E-30A4-4288-BCF6-C3E81DEAF45A","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"Improper access control in subsystem for BlueZ before version 5.54 may allow an unauthenticated user to potentially enable escalation of privilege and denial of service via adjacent access"},{"lang":"es","value":"El control de acceso incorrecto en el subsistema para BlueZ anterior a la versión 5.54 puede permitir que un usuario no autenticado permita potencialmente la escalada de privilegios y la denegación de servicio a través del acceso adyacente"}],"id":"CVE-2020-0556","lastModified":"2026-06-17T02:46:03.657","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"LOW","accessVector":"ADJACENT_NETWORK","authentication":"NONE","availabilityImpact":"PARTIAL","baseScore":5.8,"confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","vectorString":"AV:A/AC:L/Au:N/C:P/I:P/A:P","version":"2.0"},"exploitabilityScore":6.5,"impactScore":6.4,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"ADJACENT_NETWORK","availabilityImpact":"LOW","baseScore":7.1,"baseSeverity":"HIGH","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L","version":"3.1"},"exploitabilityScore":2.8,"impactScore":3.7,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2020-03-12T21:15:14.157","references":[{"source":"secure@intel.com","tags":["Mailing 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Advisory"],"url":"https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00352.html"}],"sourceIdentifier":"secure@intel.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"NVD-CWE-noinfo"}],"source":"nvd@nist.gov","type":"Primary"}]}