CVE-2023-2683

MEDIUM

EFR32 Bluetooth LE <5.1.1 - Memory Corruption

Title source: llm

Description

A memory leak in the EFR32 Bluetooth LE stack 5.1.0 through 5.1.1 allows an attacker to send an invalid pairing message and cause future legitimate connection attempts to fail. A reset of the device immediately clears the error.

References (2)

Core 2

Core References

Not Applicable

https://github.com/SiliconLabs

Broken Link

https://https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y00000U2U1QQAV?operationContext=S1

Scores

CVSS v3 5.3

EPSS 0.0029

EPSS Percentile 20.6%

Attack Vector ADJACENT_NETWORK

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-400 CWE-401

Status published

Products (1)

silabs/bluetooth_low_energy_software_development_kit 5.0.0 - 5.1.1

Published Jun 15, 2023

Tracked Since Feb 18, 2026