Vulnerability Details CVE-2021-31609
The Bluetooth Classic implementation in Silicon Labs iWRAP 6.3.0 and earlier does not properly handle the reception of an oversized LMP packet greater than 17 bytes, allowing attackers in radio range to trigger a crash in WT32i via a crafted LMP packet.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 33.7%
CVSS Severity
CVSS v3 Score 6.5
CVSS v2 Score 3.3
References
- https://dl.packetstormsecurity.net/papers/general/braktooth.pdf
- https://www.silabs.com/wireless/bluetooth/bluegiga-classic-legacy-modules/device.wt32i-a
- https://dl.packetstormsecurity.net/papers/general/braktooth.pdf
- https://www.silabs.com/wireless/bluetooth/bluegiga-classic-legacy-modules/device.wt32i-a