CVE-2020-13702 | BDVDB-2026-137283 Detail
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.
Impact#
Per CVSS v3.1: confidentiality impact low, integrity impact none, availability impact none. Attack vector: adjacent.
Weaknesses#
No weakness recorded in the source data.
References#
- https://github.com/normanluhrmann/infosec/raw/master/exposure-notification-vulnerability-20200611.pdf
- https://blog.google/documents/70/Exposure_Notification_-_Bluetooth_Specification_v1.2.2.pdf
- https://github.com/normanluhrmann/infosec/raw/master/exposure-notification-vulnerability-20200616.pdf
- https://github.com/normanluhrmann/infosec/raw/master/exposure-notification-vulnerability-20200616-2.pdf
- https://github.com/google/exposure-notifications-internals/commit/8f751a666697c3cae0a56ae3464c2c6cbe31b69e
- https://github.com/google/exposure-notifications-internals/commit/8f751a666697
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.