CVE-2022-45190 Auth bypass in n/a

Medium 5.3 Published 7 Feb 2023 Updated 25 Mar 2025

An attacker within Bluetooth range can bypass passkey entry during legacy pairing on Microchip RN4870 devices, gaining unauthorized access.

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-2022-45190?

CVE-2022-45190 is a medium-severity authentication bypass vulnerability in n/a, published on 7 Feb 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An issue was discovered on Microchip RN4870 1.43 devices. An attacker within BLE radio range can bypass passkey entry in the legacy pairing of the device.

Weakness: CWE-306

Which versions are affected by CVE-2022-45190?

It affects 1 product.

Products include Microchip Rn4870 Firmware.

How do I fix CVE-2022-45190?

No fix has been published for CVE-2022-45190 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2022-45190 being exploited?

There is no known exploitation of CVE-2022-45190 in the wild and no public exploit code.

Sources

Also known as GHSA-72p2-44h3-94c6.