CVE-2016-6539
TrackR Bravo MAC address can be exposed in close proximity and used to obtain the device ID
- Published
- Updated
- Reserved
- Assigned by
- certcc
Description
The Trackr device ID is constructed of a manufacturer identifier of four zeroes followed by the BLE MAC address in reverse. The MAC address can be obtained by being in close proximity to the Bluetooth device, effectively exposing the device ID. The ID can be used to track devices. Updated apps, version 5.1.6 for iOS and 2.2.5 for Android, have been released by the vendor to address the vulnerabilities in CVE-2016-6538, CVE-2016-6539, CVE-2016-6540 and CVE-2016-6541.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Low3.5 | CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |
- EPSS (exploitation in 30 days)
- 1.3% · top 30% of all CVEs (2 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.5.
Weakness
Affected products
TrackR · Bravo Mobile Application
- unaffected 5.1.6
TrackR · Bravo Mobile Application
- unaffected 2.2.5
References (4)
- 93874 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://www.kb.cert.org/vuls/id/TNOY-AF3KCZ (opens in a new tab)x_refsource_MISCx_transferred
- https://blog.rapid7.com/2016/10/25/multiple-bluetooth-low-energy-ble-tracker-vulnerabilities/ (opens in a new tab)x_refsource_MISCx_transferred
- VU#617567 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .