{"id":"CVE-2020-0449","aliases":["A-162497143","ASB-A-162497143","EUVD-2020-1950","GHSA-qjw7-2jwf-rhcv"],"status":"published","title":"In btm_sec_disconnected of btm_sec.cc, there is a possible memory corruption due to a use after...","description":"In btm_sec_disconnected of btm_sec.cc, there is a possible memory corruption due to a use after free. This could lead to remote code execution in the Bluetooth server with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.0 Android-8.1Android ID: A-162497143","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01343,"percentile":0.71731,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-416","CWE-787"],"published":"2020-11-01T00:00:00Z","modified":"2026-11-04T16:48:29Z","fixes":[{"ecosystem":"Android","package":"platform/system/bt","fixed_in":["11-next:2020-11-01","8.0:2020-11-01","8.1:2020-11-01","9:2020-11-01","10:2020-11-01","11:2020-11-01"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":"platform/system/bt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11-next:0"},{"fixed":"11-next:2020-11-01"}]}],"versions":["11-next"]},{"source":"osv","ecosystem":"Android","package":"platform/system/bt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0:0"},{"fixed":"8.0:2020-11-01"}]}],"versions":["8.0"]},{"source":"osv","ecosystem":"Android","package":"platform/system/bt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.1:0"},{"fixed":"8.1:2020-11-01"}]}],"versions":["8.1"]},{"source":"osv","ecosystem":"Android","package":"platform/system/bt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9:0"},{"fixed":"9:2020-11-01"}]}],"versions":["9"]},{"source":"osv","ecosystem":"Android","package":"platform/system/bt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10:0"},{"fixed":"10:2020-11-01"}]}],"versions":["10"]},{"source":"osv","ecosystem":"Android","package":"platform/system/bt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11:0"},{"fixed":"11:2020-11-01"}]}],"versions":["11"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://source.android.com/security/bulletin/2020-11-01","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-0449"},{"url":"https://github.com/advisories/GHSA-qjw7-2jwf-rhcv"},{"url":"https://android.googlesource.com/platform/system/bt/+/46bdf4d4145ee022c48b71c30ba5fd45324f796a","tags":["fix"]}],"sources":{"cve":[{"id":"CVE-2020-0449","description":"In btm_sec_disconnected of btm_sec.cc, there is a possible memory corruption due to a use after free. This could lead to remote code execution in the Bluetooth server with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.0 Android-8.1Android ID: A-162497143","status":"published","published":"2020-11-10T12:52:32Z","modified":"2024-08-04T06:02:51.988Z","updated_at":"2026-11-02T14:36:00.280422Z"}],"euvd":[{"id":"EUVD-2020-1950","description":"In btm_sec_disconnected of btm_sec.cc, there is a possible memory corruption due to a use after free. This could lead to remote code execution in the Bluetooth server with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.0 Android-8.1Android ID: A-162497143","status":"published","published":"2020-11-10T12:52:32Z","modified":"2024-08-04T06:02:51Z","updated_at":"2026-11-03T03:08:20.23328Z"}],"ghsa":[{"id":"GHSA-qjw7-2jwf-rhcv","title":"In btm_sec_disconnected of btm_sec.cc, there is a possible memory corruption due to a use after...","description":"In btm_sec_disconnected of btm_sec.cc, there is a possible memory corruption due to a use after free. This could lead to remote code execution in the Bluetooth server with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.0 Android-8.1Android ID: A-162497143","status":"published","published":"2022-05-24T17:33:27Z","modified":"2023-01-29T05:04:23Z","cwes":["CWE-416"],"updated_at":"2026-11-02T14:45:32.675365Z"}],"nvd":[{"id":"CVE-2020-0449","description":"In btm_sec_disconnected of btm_sec.cc, there is a possible memory corruption due to a use after free. This could lead to remote code execution in the Bluetooth server with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.0 Android-8.1Android ID: A-162497143","status":"published","published":"2020-11-10T13:15:12.693Z","modified":"2026-06-17T02:45:51.547Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-416","CWE-787"],"updated_at":"2026-11-02T14:06:24.137599Z"}],"osv":[{"id":"ASB-A-162497143","description":"In btm_sec_disconnected of btm_sec.cc, there is a possible memory corruption due to a use after free. This could lead to remote code execution in the Bluetooth server with no additional execution privileges needed. User interaction is needed for exploitation.","status":"published","published":"2020-11-01T00:00:00Z","modified":"2026-11-10T17:02:23.040266809Z","updated_at":"2026-11-09T17:04:22.742827Z"}]}}