CVE-2016-6539: vulnerability in TrackR Bravo Mobile Application
TrackR Bravo MAC address can be exposed in close proximity and used to obtain the device ID
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3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 1.3%
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.
Affected products
TrackR · Bravo Mobile ApplicationRelated CVEs — TrackR Bravo Mobile Application
In the same product, most dangerous first.
CVE-2016-6541—TrackR Bravo device allows unauthenticated pairing, which enables unauthenticated connected applications to write to various device attributesEPSS 1.1%CVE-2016-6538—TrackR Bravo mobile application stores account passwords in cleartextEPSS 1.1%CVE-2016-6540—TrackR Bravo is missing authentication for the cloud service and allows querying or sending of GPS data from unauthenticated usersEPSS 0.9%