Medium · 5.4 CVE-2022-46400 EUVD-2022-49209GHSA-g8ch-8r7r-4wwj

The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) allows attackers to bypass passkey e…

Published Dec 19, 2022 · Updated Apr 17, 2025 · Assigned by mitre

Description

The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) allows attackers to bypass passkey entry in legacy pairing.

References

https://www.computer.org/csdl/proceedings/sp/2023/1He7WWuJExG
https://www.computer.org/csdl/proceedings-article/sp/2023/933600a521/1He7Yja1AYM
https://microchip.com
https://www.microchip.com/en-us/products/wireless-connectivity/software-vulnerability-response/deviating-behaviors-in-bluetooth-le