{"id":"CVE-2021-1004","aliases":["A-197749180","EUVD-2021-6471","GHSA-hq36-29fh-grcg","PUB-A-197749180"],"status":"published","title":"In getConfiguredNetworks of WifiServiceImpl.java, there is a possible way to determine whether an...","description":"In getConfiguredNetworks of WifiServiceImpl.java, there is a possible way to determine whether an app is installed, without query permissions, due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-197749180","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":0.00107,"percentile":0.0116,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-281","CWE-862"],"published":"2021-12-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":"platform/packages/modules/Wifi","fixed_in":["12:2021-12-01"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":"platform/packages/modules/Wifi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12:0"},{"fixed":"12:2021-12-01"}]}],"versions":["12"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://source.android.com/security/bulletin/pixel/2021-12-01","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-1004"},{"url":"https://github.com/advisories/GHSA-hq36-29fh-grcg"},{"url":"https://source.android.com/security/bulletin/2021-12-01","tags":["advisory"]},{"url":"https://android.googlesource.com/platform/packages/modules/Wifi/+/bd8881739d3a318cad4e2bef60b03547dd14715c","tags":["fix"]}],"sources":{"cve":[{"id":"CVE-2021-1004","description":"In getConfiguredNetworks of WifiServiceImpl.java, there is a possible way to determine whether an app is installed, without query permissions, due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-197749180","status":"published","published":"2021-12-15T18:06:49Z","modified":"2024-08-03T15:55:18.45Z","updated_at":"2026-11-02T14:33:08.045407Z"}],"euvd":[{"id":"EUVD-2021-6471","description":"In getConfiguredNetworks of WifiServiceImpl.java, there is a possible way to determine whether an app is installed, without query permissions, due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-197749180","status":"published","published":"2021-12-15T18:06:49Z","modified":"2024-08-03T15:55:18Z","updated_at":"2026-11-03T03:25:15.598162Z"}],"ghsa":[{"id":"GHSA-hq36-29fh-grcg","title":"In getConfiguredNetworks of WifiServiceImpl.java, there is a possible way to determine whether an...","description":"In getConfiguredNetworks of WifiServiceImpl.java, there is a possible way to determine whether an app is installed, without query permissions, due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-197749180","status":"published","published":"2021-12-16T00:01:04Z","modified":"2023-01-27T05:01:11Z","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"}],"cwes":["CWE-281"],"updated_at":"2026-11-02T14:41:50.079409Z"}],"nvd":[{"id":"CVE-2021-1004","description":"In getConfiguredNetworks of WifiServiceImpl.java, there is a possible way to determine whether an app is installed, without query permissions, due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-197749180","status":"published","published":"2021-12-15T19:15:13.337Z","modified":"2026-06-17T03:30:47.357Z","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-862"],"updated_at":"2026-11-02T14:07:02.566991Z"}],"osv":[{"id":"PUB-A-197749180","description":"In getConfiguredNetworks of WifiServiceImpl.java, there is a possible way to determine whether an app is installed, without query permissions, due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2021-12-01T00:00:00Z","modified":"2026-11-09T16:40:10.884737887Z","updated_at":"2026-11-09T17:05:18.698671Z"}]}}