Vulnerability · Published Aug 19, 2020 · Assigned by mitre

CVE-2020-15531

High 8.8

In plain English

A high-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.2% (higher than 88% of all known vulnerabilities).

Severity (CVSS NVD)8.8High

Exploit odds (30 days)3.2%top 12.0% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official 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 products (as reported)

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

References

https://www.blackhat.com/us-20/briefings/schedule/#finding-new-bluetooth-low-energy-exploits-via-reverse-engineering-multiple-vendors-firmwares-19655 x_refsource_MISC
https://github.com/darkmentorllc/jackbnimble/blob/master/host/pocs/silabs_efr32_extadv_rce.py x_refsource_MISC
https://www.youtube.com/watch?v=saoTr1NwdzM x_refsource_MISC
https://github.com/darkmentorllc/publications/tree/master/2020/TI_SILABS_BLE_RCEs x_refsource_MISC