{"id":"CVE-2022-20145","aliases":["A-201660636","ASB-A-201660636","EUVD-2022-25405","GHSA-9q4r-5p5v-23xq"],"status":"published","title":"In startLegacyVpnPrivileged of Vpn.java, there is a possible way to retrieve VPN credentials due...","description":"In startLegacyVpnPrivileged of Vpn.java, there is a possible way to retrieve VPN credentials due to a protocol downgrade attack. This could lead to remote escalation of privilege if a malicious Wi-Fi AP is used, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-201660636","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.07205,"percentile":0.94354,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2022-06-01T00:00:00Z","modified":"2026-11-04T16:48:29Z","fixes":[{"ecosystem":"Android","package":"platform/frameworks/base","fixed_in":["12L-next:2022-06-01","11:2022-06-01"],"sources":["osv"]},{"ecosystem":"Android","package":"platform/packages/modules/Connectivity","fixed_in":["12L-next:2022-06-01"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":"platform/frameworks/base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12L-next:0"},{"fixed":"12L-next:2022-06-01"}]}],"versions":["12L-next"]},{"source":"osv","ecosystem":"Android","package":"platform/packages/modules/Connectivity","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12L-next:0"},{"fixed":"12L-next:2022-06-01"}]}],"versions":["12L-next"]},{"source":"osv","ecosystem":"Android","package":"platform/frameworks/base","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11:0"},{"fixed":"11:2022-06-01"}]}],"versions":["11"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://source.android.com/security/bulletin/2022-06-01","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-20145"},{"url":"https://github.com/advisories/GHSA-9q4r-5p5v-23xq"}],"sources":{"cve":[{"id":"CVE-2022-20145","description":"In startLegacyVpnPrivileged of Vpn.java, there is a possible way to retrieve VPN credentials due to a protocol downgrade attack. This could lead to remote escalation of privilege if a malicious Wi-Fi AP is used, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-201660636","status":"published","published":"2022-06-15T13:02:56Z","modified":"2024-08-03T02:02:30.978Z","updated_at":"2026-11-02T14:34:24.627322Z"}],"euvd":[{"id":"EUVD-2022-25405","description":"In startLegacyVpnPrivileged of Vpn.java, there is a possible way to retrieve VPN credentials due to a protocol downgrade attack. This could lead to remote escalation of privilege if a malicious Wi-Fi AP is used, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-201660636","status":"published","published":"2022-06-15T13:02:56Z","modified":"2024-08-03T02:02:30Z","updated_at":"2026-11-03T03:25:55.413177Z"}],"ghsa":[{"id":"GHSA-9q4r-5p5v-23xq","title":"In startLegacyVpnPrivileged of Vpn.java, there is a possible way to retrieve VPN credentials due...","description":"In startLegacyVpnPrivileged of Vpn.java, there is a possible way to retrieve VPN credentials due to a protocol downgrade attack. This could lead to remote escalation of privilege if a malicious Wi-Fi AP is used, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-201660636","status":"published","published":"2022-06-16T00:00:24Z","modified":"2023-01-27T05:04:16Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T14:42:25.677567Z"}],"nvd":[{"id":"CVE-2022-20145","description":"In startLegacyVpnPrivileged of Vpn.java, there is a possible way to retrieve VPN credentials due to a protocol downgrade attack. This could lead to remote escalation of privilege if a malicious Wi-Fi AP is used, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-201660636","status":"published","published":"2022-06-15T14:15:11.34Z","modified":"2026-06-17T04:23:44.343Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:07:22.232533Z"}],"osv":[{"id":"ASB-A-201660636","description":"In startLegacyVpnPrivileged of Vpn.java, there is a possible way to retrieve VPN credentials due to a protocol downgrade attack. This could lead to remote escalation of privilege if a malicious Wi-Fi AP is used, with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2022-06-01T00:00:00Z","modified":"2026-11-05T16:32:28.703711716Z","updated_at":"2026-11-05T17:55:14.774652Z"}]}}