{"id":"CVE-2021-0537","aliases":["A-176756141","EUVD-2021-3156","GHSA-c2cx-322m-jmv2","PUB-A-176756141"],"status":"published","title":"In onCreate of WiFiInstaller.java, there is a possible way to install a malicious Hotspot 2.0...","description":"In onCreate of WiFiInstaller.java, there is a possible way to install a malicious Hotspot 2.0 configuration due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-176756141","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":"2026-11-10","score":0.00115,"percentile":0.01553,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-1021"],"published":"2021-06-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":"platform/packages/apps/CertInstaller","fixed_in":["11:2021-06-01"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":"platform/packages/apps/CertInstaller","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11:0"},{"fixed":"11:2021-06-01"}]}],"versions":["11"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://source.android.com/security/bulletin/pixel/2021-06-01","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-0537"},{"url":"https://github.com/advisories/GHSA-c2cx-322m-jmv2"},{"url":"https://source.android.com/security/bulletin/2021-06-01","tags":["advisory"]},{"url":"https://android.googlesource.com/platform/packages/apps/CertInstaller/+/f35b31232d180ec614c2392ea211bf9a0515fa32","tags":["fix"]}],"sources":{"cve":[{"id":"CVE-2021-0537","description":"In onCreate of WiFiInstaller.java, there is a possible way to install a malicious Hotspot 2.0 configuration due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-176756141","status":"published","published":"2021-06-22T11:02:04Z","modified":"2024-08-03T15:47:26.829Z","updated_at":"2026-11-02T14:33:10.555814Z"}],"euvd":[{"id":"EUVD-2021-3156","description":"In onCreate of WiFiInstaller.java, there is a possible way to install a malicious Hotspot 2.0 configuration due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-176756141","status":"published","published":"2021-06-22T11:02:04Z","modified":"2024-08-03T15:47:26Z","updated_at":"2026-11-03T03:25:16.987587Z"}],"ghsa":[{"id":"GHSA-c2cx-322m-jmv2","title":"In onCreate of WiFiInstaller.java, there is a possible way to install a malicious Hotspot 2.0...","description":"In onCreate of WiFiInstaller.java, there is a possible way to install a malicious Hotspot 2.0 configuration due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-176756141","status":"published","published":"2022-05-24T19:05:55Z","modified":"2023-01-29T05:07:05Z","cwes":["CWE-1021"],"updated_at":"2026-11-02T14:46:09.170985Z"}],"nvd":[{"id":"CVE-2021-0537","description":"In onCreate of WiFiInstaller.java, there is a possible way to install a malicious Hotspot 2.0 configuration due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-176756141","status":"published","published":"2021-06-22T12:15:09.17Z","modified":"2026-06-17T03:30:16.207Z","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":"2.0","score":4.4,"vector":"AV:L/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-1021"],"updated_at":"2026-11-02T14:06:54.892562Z"}],"osv":[{"id":"PUB-A-176756141","description":"In onCreate of WiFiInstaller.java, there is a possible way to install a malicious Hotspot 2.0 configuration due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.","status":"published","published":"2021-06-01T00:00:00Z","modified":"2026-11-10T17:02:23.040266809Z","updated_at":"2026-11-10T17:35:07.907985Z"}]}}