CVE-2020-13702

low-risk
Published 2020-06-11

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.

Do I need to act?

-
0.54% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.3/10 Medium
ADJACENT_NETWORK / LOW complexity

Affected Products (1)

The Rolling Proximity Identifier

Affected Vendors

The Rolling Proximity Identifier Project

References (12)

Third Party Advisory https://blog.google/documents/70/Exposure_Notification_-_Bluetooth_Specification...
Patch https://github.com/google/exposure-notifications-internals/commit/8f751a666697
Patch https://github.com/google/exposure-notifications-internals/commit/8f751a666697c3...
Exploit https://github.com/normanluhrmann/infosec/raw/master/exposure-notification-vulne...
Exploit https://github.com/normanluhrmann/infosec/raw/master/exposure-notification-vulne...
Exploit https://github.com/normanluhrmann/infosec/raw/master/exposure-notification-vulne...
Third Party Advisory https://blog.google/documents/70/Exposure_Notification_-_Bluetooth_Specification...
Patch https://github.com/google/exposure-notifications-internals/commit/8f751a666697
Patch https://github.com/google/exposure-notifications-internals/commit/8f751a666697c3...
Exploit https://github.com/normanluhrmann/infosec/raw/master/exposure-notification-vulne...
Exploit https://github.com/normanluhrmann/infosec/raw/master/exposure-notification-vulne...
Exploit https://github.com/normanluhrmann/infosec/raw/master/exposure-notification-vulne...
22
/ 100
low-risk
Severity 15/34 · Moderate
Exploitability 2/34 · Minimal
Exposure 5/34 · Minimal