CVE-2022-46400 : What You Need to Know

A security vulnerability has been identified in the Microchip RN4870 module firmware 1.43, allowing attackers to bypass passkey entry in legacy pairing.

Understanding CVE-2022-46400

This section provides insights into the nature and impact of CVE-2022-46400.

What is CVE-2022-46400?

CVE-2022-46400 pertains to a flaw in the Microchip RN4870 module firmware 1.43 that enables attackers to circumvent passkey entry during legacy pairing.

The Impact of CVE-2022-46400

The vulnerability poses a risk as malicious actors can exploit it to bypass security measures during the pairing process.

Technical Details of CVE-2022-46400

Explore the specific technical aspects of CVE-2022-46400 in this section.

Vulnerability Description

The flaw in the Microchip RN4870 firmware 1.43 permits unauthorized individuals to bypass the passkey requirement in legacy pairing scenarios.

Affected Systems and Versions

All devices utilizing the Microchip RN4870 module firmware version 1.43 are susceptible to this security issue.

Exploitation Mechanism

Attackers can exploit this vulnerability to evade the passkey entry step in legacy pairings, potentially leading to unauthorized access.

Mitigation and Prevention

Learn how to address and prevent the CVE-2022-46400 vulnerability.

Immediate Steps to Take

To mitigate the risk, users should avoid legacy pairing or update the firmware to a secure version immediately.

Long-Term Security Practices

Adopting modern pairing methods and regularly updating firmware can enhance overall system security.

Patching and Updates

Microchip may release patches or updates to address the vulnerability. Stay informed and apply relevant updates promptly.