{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-20T00:54:20.541","vulnerabilities":[{"cve":{"id":"CVE-2021-0319","sourceIdentifier":"security@android.com","published":"2021-01-11T22:15:13.643","lastModified":"2024-11-21T05:42:30.393","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"In checkCallerIsSystemOr of CompanionDeviceManagerService.java, there is a possible way to get a nearby Bluetooth device's MAC address without appropriate permissions due to a permissions bypass. This could lead to local escalation of privilege that grants access to nearby MAC addresses, with User execution privileges needed. User interaction is needed for exploitation. Product: Android; Versions: Android-8.0, Android-8.1, Android-9, Android-10, Android-11; Android ID: A-167244818."},{"lang":"es","value":"En la función checkCallerIsSystemOr del archivo CompanionDeviceManagerService.java, existe una posible manera de obtener la dirección MAC de un dispositivo Bluetooth cercano sin los permisos apropiados debido a una omisión de permisos. Esto podría conllevar a una escalada de privilegios local que otorgue acceso a direcciones MAC cercanas, con privilegios de ejecución User necesarios. Es requerida una interacción del usuario para su explotación. Producto: Android; Versiones: Android-8.0, Android-8.1, Android-9, Android-10, Android-11; ID de Android: A-167244818"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","baseScore":7.3,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.3,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:M/Au:N/C:P/I:P/A:P","baseScore":4.4,"accessVector":"LOCAL","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":3.4,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-863"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:*","matchCriteriaId":"B578E383-0D77-4AC7-9C81-3F0B8C18E033"},{"vulnerable":true,"criteria":"cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*","matchCriteriaId":"B06BE74B-83F4-41A3-8AD3-2E6248F7B0B2"},{"vulnerable":true,"criteria":"cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:*","matchCriteriaId":"8DFAAD08-36DA-4C95-8200-C29FE5B6B854"},{"vulnerable":true,"criteria":"cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*","matchCriteriaId":"D558D965-FA70-4822-A770-419E73BA9ED3"},{"vulnerable":true,"criteria":"cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*","matchCriteriaId":"109DD7FD-3A48-4C3D-8E1A-4433B98E1E64"}]}]}],"references":[{"url":"https://source.android.com/security/bulletin/2021-01-01","source":"security@android.com","tags":["Patch","Vendor Advisory"]},{"url":"https://source.android.com/security/bulletin/2021-01-01","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"]}]}}]}