Vulnerability Monitor

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CVE-2020-15532

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.

Published

2020-08-20T01:17:12.757

Last Modified

2024-11-21T05:05:42.543

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

CVSSv2 Vector

AV:A/AC:L/Au:N/C:N/I:N/A:P

Access Vector: ADJACENT_NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

6.5

Impact Score

2.9

Weaknesses

Type: Primary
CWE-120

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	silabs	bluetooth_low_energy_software_development_kit	< 2.13.3.0	Yes

References

https://github.com/darkmentorllc/jackbnimble/blob/master/host/pocs/silabs_efr32_extadv_dos.py Exploit, Third Party Advisory ([email protected])
https://github.com/darkmentorllc/publications/tree/master/2020/TI_SILABS_BLE_RCEs Third Party Advisory ([email protected])
https://www.blackhat.com/us-20/briefings/schedule/#finding-new-bluetooth-low-energy-exploits-via-reverse-engineering-multiple-vendors-firmwares-19655 Third Party Advisory ([email protected])
https://github.com/darkmentorllc/jackbnimble/blob/master/host/pocs/silabs_efr32_extadv_dos.py Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/darkmentorllc/publications/tree/master/2020/TI_SILABS_BLE_RCEs Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.blackhat.com/us-20/briefings/schedule/#finding-new-bluetooth-low-energy-exploits-via-reverse-engineering-multiple-vendors-firmwares-19655 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)