Medium severity6.5NVD Advisory· Published Sep 7, 2021· Updated Jun 17, 2026
CVE-2021-28155
CVE-2021-28155
Description
The Bluetooth Classic implementation on JBL TUNE500BT devices does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in radio range to trigger a denial of service and shutdown a device by flooding the target device with LMP Feature Response data.
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Affected products
3- cpe:2.3:o:jbl:tune500bt_firmware:-:*:*:*:*:*:*:*
- JBL/TUNE500BT devicesdescription
Patches
Vulnerability mechanics
References
2- dl.packetstormsecurity.net/papers/general/braktooth.pdfnvdTechnical DescriptionThird Party Advisory
- www.jbl.com.sg/over-ear-headphones/JBL+TUNE500BT.htmlnvdProductVendor Advisory
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