CVE-2022-46401

State: Published
Severity: 5.4 Medium
Published: Dec 19, 2022
Updated: Apr 17, 2025
Reserved: Dec 4, 2022

Description

The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) accepts PauseEncReqPlainText before pairing is complete.

Scores

CVSS	Score	Vector	Source
3.1	5.4 Medium	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L	CISA-ADP

Weaknesses

CWE-20 Improper Input Validation

Affected Products

Product	Versions
n/an/a	n/aAffected

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

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