{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-12T23:24:35.837","vulnerabilities":[{"cve":{"id":"CVE-2021-39808","sourceIdentifier":"security@android.com","published":"2022-04-12T17:15:08.627","lastModified":"2024-11-21T06:20:16.760","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"In createNotificationChannelGroup of PreferencesHelper.java, there is a possible way for a service to run in foreground without user notification due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-209966086"},{"lang":"es","value":"En la función createNotificationChannelGroup del archivo PreferencesHelper.java, se presenta la posibilidad de que un servicio sea ejecutado en primer plano sin notificación al usuario debido a una comprobación de entrada inapropiada. Esto podría conllevar a una escalada local de privilegios sin ser necesarios privilegios de ejecución adicionales. No es requerida una interacción del usuario para su explotación. Producto: Android, Versiones: Android-10 Android-11 Android-12, ID de Android: A-209966086"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:C/I:C/A:C","baseScore":7.2,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"},"baseSeverity":"HIGH","exploitabilityScore":3.9,"impactScore":10.0,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-862"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"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"},{"vulnerable":true,"criteria":"cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*","matchCriteriaId":"F8FB8EE9-FC56-4D5E-AE55-A5967634740C"}]}]}],"references":[{"url":"https://source.android.com/security/bulletin/2022-04-01","source":"security@android.com","tags":["Patch","Vendor Advisory"]},{"url":"https://source.android.com/security/bulletin/2022-04-01","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"]}]}}]}