{"id":"CVE-2023-20921","aliases":["A-243378132","ASB-A-243378132","EUVD-2023-25089","GHSA-xmpg-xcmw-jv5w"],"status":"published","title":"In onPackageRemoved of AccessibilityManagerService.java, there is a possibility to automatically...","description":"In onPackageRemoved of AccessibilityManagerService.java, there is a possibility to automatically grant accessibility services due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-243378132","severity":{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00278,"percentile":0.20475,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-670"],"published":"2023-01-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","exploits":[{"source":"pocgithub","id":"Trinadh465/frameworks_base_android-6.0.1_r22_CVE-2023-20921","title":"Trinadh465/frameworks_base_android-6.0.1_r22_CVE-2023-20921","date":"2023-11-29","url":"https://github.com/Trinadh465/frameworks_base_android-6.0.1_r22_CVE-2023-20921"}],"fixes":[{"ecosystem":"Android","package":"platform/frameworks/base","fixed_in":["10:2023-01-01","11:2023-01-01","12:2023-01-01","12L:2023-01-01","13:2023-01-01"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":"platform/frameworks/base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10:0"},{"fixed":"10:2023-01-01"}]}],"versions":["10"]},{"source":"osv","ecosystem":"Android","package":"platform/frameworks/base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11:0"},{"fixed":"11:2023-01-01"}]}],"versions":["11"]},{"source":"osv","ecosystem":"Android","package":"platform/frameworks/base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12:0"},{"fixed":"12:2023-01-01"}]}],"versions":["12"]},{"source":"osv","ecosystem":"Android","package":"platform/frameworks/base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12L:0"},{"fixed":"12L:2023-01-01"}]}],"versions":["12L"]},{"source":"osv","ecosystem":"Android","package":"platform/frameworks/base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"13:0"},{"fixed":"13:2023-01-01"}]}],"versions":["13"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://source.android.com/security/bulletin/2023-01-01","tags":["x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-20921"},{"url":"https://github.com/advisories/GHSA-xmpg-xcmw-jv5w"},{"url":"https://android.googlesource.com/platform/frameworks/base/+/7cad088a533f967d94c8d436b609e4ed2b184897","tags":["fix"]}],"sources":{"cve":[{"id":"CVE-2023-20921","description":"In onPackageRemoved of AccessibilityManagerService.java, there is a possibility to automatically grant accessibility services due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-243378132","status":"published","published":"2023-01-24T00:00:00Z","modified":"2025-04-02T14:47:18.438Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-670"],"updated_at":"2026-11-02T14:35:13.368958Z"}],"euvd":[{"id":"EUVD-2023-25089","description":"In onPackageRemoved of AccessibilityManagerService.java, there is a possibility to automatically grant accessibility services due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-243378132","status":"published","published":"2023-01-24T00:00:00Z","modified":"2025-04-02T14:47:18Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:52:44.834568Z"}],"ghsa":[{"id":"GHSA-xmpg-xcmw-jv5w","title":"In onPackageRemoved of AccessibilityManagerService.java, there is a possibility to automatically...","description":"In onPackageRemoved of AccessibilityManagerService.java, there is a possibility to automatically grant accessibility services due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-243378132","status":"published","published":"2023-01-26T21:30:20Z","modified":"2023-02-09T05:06:28Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-670"],"updated_at":"2026-11-02T14:54:00.189984Z"}],"nvd":[{"id":"CVE-2023-20921","description":"In onPackageRemoved of AccessibilityManagerService.java, there is a possibility to automatically grant accessibility services due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-243378132","status":"published","published":"2023-01-26T21:18:11.59Z","modified":"2026-06-17T05:31:12.133Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-670"],"updated_at":"2026-11-02T14:07:46.064662Z"}],"osv":[{"id":"ASB-A-243378132","description":"In onPackageRemoved of AccessibilityManagerService.java, there is a possibility to automatically grant accessibility services due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.","status":"published","published":"2023-01-01T00:00:00Z","modified":"2026-11-10T17:02:23.040266809Z","updated_at":"2026-11-10T17:35:05.865114Z"}]}}