CVE-2020-15531

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

Silicon Labs Bluetooth Low Energy SDK before 2.13.3 has a buffer overflow via packet data. This is an over-the-air remote code execution vulnerability in Bluetooth LE in EFR32 SoCs and associated modules running Bluetooth SDK, supporting Central or Observer roles.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-120

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/darkmentorllc/jackbnimble/blob/master/host/pocs/silabs_efr32_extadv_rce.pyExploit, Third Party Advisory
https://github.com/darkmentorllc/publications/tree/master/2020/TI_SILABS_BLE_RCEsThird Party Advisory
https://www.blackhat.com/us-20/briefings/schedule/#finding-new-bluetooth-low-energy-exploits-via-reverse-engineering-multiple-vendors-firmwares-19655Third Party Advisory
https://www.youtube.com/watch?v=saoTr1NwdzMExploit, Third Party Advisory
https://github.com/darkmentorllc/jackbnimble/blob/master/host/pocs/silabs_efr32_extadv_rce.pyExploit, Third Party Advisory
https://github.com/darkmentorllc/publications/tree/master/2020/TI_SILABS_BLE_RCEsThird Party Advisory
https://www.blackhat.com/us-20/briefings/schedule/#finding-new-bluetooth-low-energy-exploits-via-reverse-engineering-multiple-vendors-firmwares-19655Third Party Advisory
https://www.youtube.com/watch?v=saoTr1NwdzMExploit, Third Party Advisory

Timeline

Published: Aug 20, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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