{"id":"CVE-2020-13702","aliases":["EUVD-2020-5923","GHSA-49fh-5689-5m82"],"status":"published","title":"The Rolling Proximity Identifier used in the Apple/Google Exposure Notification API beta through...","description":"The Rolling Proximity Identifier used in the Apple/Google Exposure Notification API beta through 2020-05-29 enables attackers to circumvent Bluetooth Smart Privacy because there is a secondary temporary UID. An attacker with access to Beacon or IoT networks can seamlessly track individual device movement via a Bluetooth LE discovery mechanism.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AC:L/AV:A/A:N/C:L/I:N/PR:N/S:U/UI:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.02227,"percentile":0.82858,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200"],"published":"2020-06-11T18:16:01Z","modified":"2026-11-08T10:30:32Z","products":[{"vendor":"the_rolling_proximity_identifier_project","product":"the_rolling_proximity_identifier"}],"references":[{"url":"https://github.com/normanluhrmann/infosec/raw/master/exposure-notification-vulnerability-20200611.pdf","tags":["x_refsource_MISC","x_transferred","Exploit","Technical Description","Third Party Advisory","evidence"]},{"url":"https://blog.google/documents/70/Exposure_Notification_-_Bluetooth_Specification_v1.2.2.pdf","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://github.com/normanluhrmann/infosec/raw/master/exposure-notification-vulnerability-20200616.pdf","tags":["x_refsource_MISC","x_transferred","Exploit","Technical Description","Third Party Advisory","evidence"]},{"url":"https://github.com/normanluhrmann/infosec/raw/master/exposure-notification-vulnerability-20200616-2.pdf","tags":["x_refsource_MISC","x_transferred","Exploit","Technical Description","Third Party Advisory","evidence"]},{"url":"https://github.com/google/exposure-notifications-internals/commit/8f751a666697c3cae0a56ae3464c2c6cbe31b69e","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://github.com/google/exposure-notifications-internals/commit/8f751a666697","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-13702"},{"url":"https://github.com/advisories/GHSA-49fh-5689-5m82"}],"sources":{"cve":[{"id":"CVE-2020-13702","description":"The Rolling Proximity Identifier used in the Apple/Google Exposure Notification API beta through 2020-05-29 enables attackers to circumvent Bluetooth Smart Privacy because there is a secondary temporary UID. An attacker with access to Beacon or IoT networks can seamlessly track individual device movement via a Bluetooth LE discovery mechanism.","status":"published","published":"2020-06-11T18:16:01Z","modified":"2024-08-04T12:25:16.528Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AC:L/AV:A/A:N/C:L/I:N/PR:N/S:U/UI:N","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:54.170199Z"}],"euvd":[{"id":"EUVD-2020-5923","description":"The Rolling Proximity Identifier used in the Apple/Google Exposure Notification API beta through 2020-05-29 enables attackers to circumvent Bluetooth Smart Privacy because there is a secondary temporary UID. An attacker with access to Beacon or IoT networks can seamlessly track individual device movement via a Bluetooth LE discovery mechanism.","status":"published","published":"2020-06-11T18:16:01Z","modified":"2024-08-04T12:25:16Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AC:L/AV:A/A:N/C:L/I:N/PR:N/S:U/UI:N","level":"medium"}],"updated_at":"2026-11-03T03:07:36.6695Z"}],"ghsa":[{"id":"GHSA-49fh-5689-5m82","title":"The Rolling Proximity Identifier used in the Apple/Google Exposure Notification API beta through...","description":"The Rolling Proximity Identifier used in the Apple/Google Exposure Notification API beta through 2020-05-29 enables attackers to circumvent Bluetooth Smart Privacy because there is a secondary temporary UID. An attacker with access to Beacon or IoT networks can seamlessly track individual device movement via a Bluetooth LE discovery mechanism.","status":"published","published":"2022-05-24T17:20:21Z","modified":"2023-01-29T05:02:50Z","cwes":["CWE-200"],"updated_at":"2026-11-02T14:45:10.945052Z"}],"nvd":[{"id":"CVE-2020-13702","description":"The Rolling Proximity Identifier used in the Apple/Google Exposure Notification API beta through 2020-05-29 enables attackers to circumvent Bluetooth Smart Privacy because there is a secondary temporary UID. An attacker with access to Beacon or IoT networks can seamlessly track individual device movement via a Bluetooth LE discovery mechanism.","status":"published","published":"2020-06-11T19:15:10.073Z","modified":"2026-06-17T02:53:35.013Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N","level":"critical","assessor":"primary"},{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:06:07.249892Z"}],"osv":[{"id":"CVE-2020-13702","description":"The Rolling Proximity Identifier used in the Apple/Google Exposure Notification API beta through 2020-05-29 enables attackers to circumvent Bluetooth Smart Privacy because there is a secondary temporary UID. An attacker with access to Beacon or IoT networks can seamlessly track individual device movement via a Bluetooth LE discovery mechanism.","status":"published","published":"2020-06-11T19:15:10.073Z","modified":"2026-11-08T10:30:32.173286571Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N","level":"critical"}],"updated_at":"2026-11-08T11:04:08.386699Z"}]}}