Information disclosure in The Rolling Proximity Identifier Project
CVE-2020-13702
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.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.022 (81.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 81.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/normanluhrmann/infosec/raw/master/exposure-notification-vulnerabilit… (Technical Description, Exploit, Third Party Advisory)
- blog.google/documents/70/Exposure_Notification_-_Bluetooth_Specification_v1.2.2… (Third Party Advisory)
- github.com/normanluhrmann/infosec/raw/master/exposure-notification-vulnerabilit… (Technical Description, Exploit, Third Party Advisory)
- github.com/normanluhrmann/infosec/raw/master/exposure-notification-vulnerabilit… (Technical Description, Exploit, Third Party Advisory)
- github.com/google/exposure-notifications-internals/commit/8f751a666697c3cae0a56… (Patch, Third Party Advisory)
- github.com/google/exposure-notifications-internals/commit/8f751a666697 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-13702?
- CVE-2020-13702 is a medium-severity vulnerability in The Rolling Proximity Identifier Project, classified under Information Disclosure. CVSS score: 4.3/10. Published 2020-06-11.
- How severe is CVE-2020-13702?
- Medium severity. CVSS v3 base score is 4.3 out of 10.