{"id":"CVE-2021-0472","aliases":["A-176801033","ASB-A-176801033","EUVD-2021-3091","GHSA-p2ph-jwv2-crjm"],"status":"published","title":"In shouldLockKeyguard of LockTaskController.java, there is a possible way to exit App Pinning...","description":"In shouldLockKeyguard of LockTaskController.java, there is a possible way to exit App Pinning without a PIN due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-9 Android-10Android ID: A-176801033","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00204,"percentile":0.10477,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-269","CWE-863"],"published":"2021-05-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","exploits":[{"source":"pocgithub","id":"nanopathi/framework_base_AOSP10_r33_CVE-2021-0472","title":"nanopathi/framework_base_AOSP10_r33_CVE-2021-0472","date":"2022-03-31","url":"https://github.com/nanopathi/framework_base_AOSP10_r33_CVE-2021-0472"}],"fixes":[{"ecosystem":"Android","package":"platform/frameworks/base","fixed_in":["9:2021-05-01","10:2021-05-01","11:2021-05-01"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":"platform/frameworks/base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9:0"},{"fixed":"9:2021-05-01"}]}],"versions":["9"]},{"source":"osv","ecosystem":"Android","package":"platform/frameworks/base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10:0"},{"fixed":"10:2021-05-01"}]}],"versions":["10"]},{"source":"osv","ecosystem":"Android","package":"platform/frameworks/base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11:0"},{"fixed":"11:2021-05-01"}]}],"versions":["11"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://source.android.com/security/bulletin/2021-05-01","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-0472"},{"url":"https://github.com/advisories/GHSA-p2ph-jwv2-crjm"},{"url":"https://android.googlesource.com/platform/frameworks/base/+/c90fb352cdaab0fd5adaa8957694b726045c673c","tags":["fix"]}],"sources":{"cve":[{"id":"CVE-2021-0472","description":"In shouldLockKeyguard of LockTaskController.java, there is a possible way to exit App Pinning without a PIN due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-9 Android-10Android ID: A-176801033","status":"published","published":"2021-06-11T16:42:56Z","modified":"2024-08-03T15:40:01.285Z","updated_at":"2026-11-02T14:33:10.887946Z"}],"euvd":[{"id":"EUVD-2021-3091","description":"In shouldLockKeyguard of LockTaskController.java, there is a possible way to exit App Pinning without a PIN due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-9 Android-10Android ID: A-176801033","status":"published","published":"2021-06-11T16:42:56Z","modified":"2024-08-03T15:40:01Z","updated_at":"2026-11-03T03:25:16.987587Z"}],"ghsa":[{"id":"GHSA-p2ph-jwv2-crjm","title":"In shouldLockKeyguard of LockTaskController.java, there is a possible way to exit App Pinning...","description":"In shouldLockKeyguard of LockTaskController.java, there is a possible way to exit App Pinning without a PIN due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-9 Android-10Android ID: A-176801033","status":"published","published":"2022-05-24T19:05:01Z","modified":"2023-01-27T05:03:18Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:42:12.753514Z"}],"nvd":[{"id":"CVE-2021-0472","description":"In shouldLockKeyguard of LockTaskController.java, there is a possible way to exit App Pinning without a PIN due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-9 Android-10Android ID: A-176801033","status":"published","published":"2021-06-11T17:15:09.603Z","modified":"2026-06-17T03:30:10.11Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:06:54.439974Z"}],"osv":[{"id":"ASB-A-176801033","description":"In shouldLockKeyguard of LockTaskController.java, there is a possible way to exit App Pinning without a PIN due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2021-05-01T00:00:00Z","modified":"2026-11-05T16:32:28.703711716Z","updated_at":"2026-11-05T17:55:14.18208Z"}]}}