{"id":"CVE-2019-18659","aliases":["EUVD-2019-8376","GHSA-qhvp-7mcr-9pj9"],"status":"published","title":"The Wireless Emergency Alerts (WEA) protocol allows remote attackers to spoof a Presidential...","description":"The Wireless Emergency Alerts (WEA) protocol allows remote attackers to spoof a Presidential Alert because cryptographic authentication is not used, as demonstrated by MessageIdentifier 4370 in LTE System Information Block 12 (aka SIB12). NOTE: testing inside an RF-isolated shield box suggested that all LTE phones are affected by design (e.g., use of Android versus iOS does not matter); testing in an open RF environment is, of course, contraindicated.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00982,"percentile":0.62522,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-290","CWE-327"],"published":"2019-11-02T00:49:21Z","modified":"2026-06-17T02:25:14Z","products":[{"vendor":"ready","product":"wireless_emergency_alerts"}],"references":[{"url":"https://dl.acm.org/citation.cfm?id=3326082","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-18659"},{"url":"https://github.com/advisories/GHSA-qhvp-7mcr-9pj9"}],"sources":{"cve":[{"id":"CVE-2019-18659","description":"The Wireless Emergency Alerts (WEA) protocol allows remote attackers to spoof a Presidential Alert because cryptographic authentication is not used, as demonstrated by MessageIdentifier 4370 in LTE System Information Block 12 (aka SIB12). NOTE: testing inside an RF-isolated shield box suggested that all LTE phones are affected by design (e.g., use of Android versus iOS does not matter); testing in an open RF environment is, of course, contraindicated.","status":"published","published":"2019-11-02T00:49:21Z","modified":"2024-08-05T01:54:14.527Z","updated_at":"2026-11-02T14:32:23.803059Z"}],"euvd":[{"id":"EUVD-2019-8376","description":"The Wireless Emergency Alerts (WEA) protocol allows remote attackers to spoof a Presidential Alert because cryptographic authentication is not used, as demonstrated by MessageIdentifier 4370 in LTE System Information Block 12 (aka SIB12). NOTE: testing inside an RF-isolated shield box suggested that all LTE phones are affected by design (e.g., use of Android versus iOS does not matter); testing in an open RF environment is, of course, contraindicated.","status":"published","published":"2019-11-02T00:49:21Z","modified":"2024-08-05T01:54:14Z","updated_at":"2026-11-03T02:40:27.733219Z"}],"ghsa":[{"id":"GHSA-qhvp-7mcr-9pj9","title":"The Wireless Emergency Alerts (WEA) protocol allows remote attackers to spoof a Presidential...","description":"The Wireless Emergency Alerts (WEA) protocol allows remote attackers to spoof a Presidential Alert because cryptographic authentication is not used, as demonstrated by MessageIdentifier 4370 in LTE System Information Block 12 (aka SIB12). NOTE: testing inside an RF-isolated shield box suggested that all LTE phones are affected by design (e.g., use of Android versus iOS does not matter); testing in an open RF environment is, of course, contraindicated.","status":"published","published":"2022-05-24T17:00:16Z","modified":"2024-04-04T02:38:20Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-290","CWE-327"],"updated_at":"2026-11-02T14:56:09.967552Z"}],"nvd":[{"id":"CVE-2019-18659","description":"The Wireless Emergency Alerts (WEA) protocol allows remote attackers to spoof a Presidential Alert because cryptographic authentication is not used, as demonstrated by MessageIdentifier 4370 in LTE System Information Block 12 (aka SIB12). NOTE: testing inside an RF-isolated shield box suggested that all LTE phones are affected by design (e.g., use of Android versus iOS does not matter); testing in an open RF environment is, of course, contraindicated.","status":"published","published":"2019-11-02T01:15:10.63Z","modified":"2026-06-17T02:25:14.68Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-290"],"updated_at":"2026-11-02T14:05:32.982925Z"}]}}