CVE-2021-31609

—

CVSS 3.1

6.5 medium

EPSS

<1%p34

Published

Sep 7, 2021 (Sep 7, 2021)

Modified

Jun 17, 2026

Description

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.

Vendors: silabs
Products: iwrap
Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.4%)

In the news0 stories

No ingested article mentions this CVE yet.