CVE-2020-15532: Buffer Overflow
First published: Wed Aug 19 2020(Updated: )
Silicon Labs Bluetooth Low Energy SDK before 2.13.3 has a buffer overflow via packet data. This is an over-the-air denial of service vulnerability in Bluetooth LE in EFR32 SoCs and associated modules running Bluetooth SDK, supporting Central or Observer roles.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Silabs Bluetooth Low Energy Software Development Kit | <2.13.3.0 |
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Reference Links
- https://github.com/darkmentorllc/jackbnimble/blob/master/host/pocs/silabs_efr32_extadv_dos.py
- https://github.com/darkmentorllc/publications/tree/master/2020/TI_SILABS_BLE_RCEs
- https://www.blackhat.com/us-20/briefings/schedule/#finding-new-bluetooth-low-energy-exploits-via-reverse-engineering-multiple-vendors-firmwares-19655
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2020-15532.
What is the severity of CVE-2020-15532?
The severity of CVE-2020-15532 is medium with a severity value of 6.5.
What is the affected software?
The affected software is Silicon Labs Bluetooth Low Energy SDK before 2.13.3.
How can the vulnerability be exploited?
The vulnerability can be exploited via packet data, resulting in a buffer overflow and potentially causing a denial of service in Bluetooth LE in EFR32 SoCs and associated modules running Bluetooth SDK, supporting Central or Observer roles.
Is there a fix available for CVE-2020-15532?
Yes, a fix is available in the form of Silicon Labs Bluetooth Low Energy SDK version 2.13.3 or later.
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