CVE-2020-15531
HIGH
8.8
CVSS Score
Published: August 19, 2020 at 07:22 PM UTC
Updated: June 17, 2026 at 02:56 AM UTC
1 product affected across 1 vendorBluetooth Low Energy Software Development Kit
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Severity
HIGH8.8
Exploit prediction
EPSS 3%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 2.13.3.0
Affected range stops below 2.13.3.0, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (4)
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://github.com/darkmentorllc/jackbnimble/blob/master/host/pocs/silabs_efr32_extadv_rce.pyx_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/darkmentorllc/publications/tree/master/2020/TI_SILABS_BLE_RCEsx_refsource_MISCThird Party Advisory
Source: [email protected]
https://www.blackhat.com/us-20/briefings/schedule/#finding-new-bluetooth-low-energy-exploits-via-reverse-engineering-multiple-vendors-firmwares-19655x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://www.youtube.com/watch?v=saoTr1NwdzMCVSS
- Attack Vector
- ADJACENT_NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-120
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