CVE-2022-46402 Other in n/a

Medium 6.5 Published 19 Dec 2022 Updated 17 Apr 2025

The Microchip RN4870 firmware accepts invalid PairCon_rmSend values, potentially allowing protocol manipulation or unexpected behavior.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-46402?

CVE-2022-46402 is a medium-severity vulnerability in n/a, published on 19 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) accepts PairCon_rmSend with incorrect values.

Weakness: CWE-354

Which versions are affected by CVE-2022-46402?

It affects 9 products.

Products include Microchip Bm70 Firmware, Microchip Bm71 Firmware, Microchip Bm78 Firmware, Microchip Bm83 Firmware, Microchip Is1870 Firmware, Microchip Is1871 Firmware and 3 more.

How do I fix CVE-2022-46402?

No fix has been published for CVE-2022-46402 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-46402 being exploited?

There is no known exploitation of CVE-2022-46402 in the wild and no public exploit code.

Sources

Also known as GHSA-vm7q-jfhx-rfc9.