CVE-2021-37605 : What You Need to Know
Learn about CVE-2021-37605, a vulnerability in Microchip MiWi software versions, impacting Message Integrity Check (MIC) bytes validation. Discover the impact, affected systems, exploitation risks, and mitigation steps.
This CVE-2021-37605 article provides insights into a vulnerability found in version 6.5 of Microchip MiWi software and its previous versions, impacting the Message Integrity Check (MIC) bytes validation process.
Understanding CVE-2021-37605
In this section, we will delve into the details of CVE-2021-37605.
What is CVE-2021-37605?
The CVE-2021-37605 vulnerability exists in version 6.5 of Microchip MiWi software and all its previous versions. The issue stems from the stack validating only two out of four Message Integrity Check (MIC) bytes.
The Impact of CVE-2021-37605
The impact of CVE-2021-37605 could lead to potential security risks due to inadequate validation of MIC bytes, potentially exposing systems to exploitation.
Technical Details of CVE-2021-37605
In this section, we will explore the technical details of CVE-2021-37605.
Vulnerability Description
The vulnerability in Microchip MiWi software affects the validation process of Message Integrity Check (MIC) bytes, where only two out of four bytes are validated, leaving systems susceptible to attacks.
Affected Systems and Versions
All versions of Microchip MiWi software up to version 6.5, including legacy products, are affected by this vulnerability.
Exploitation Mechanism
Malicious actors could potentially exploit this vulnerability to manipulate the validation process of MIC bytes, compromising the integrity of data transmissions.
Mitigation and Prevention
This section provides guidance on mitigating and preventing the risks associated with CVE-2021-37605.
Immediate Steps to Take
Users are advised to update to a secure version of Microchip MiWi software that addresses the validation issue of MIC bytes to mitigate the vulnerability.
Long-Term Security Practices
Implementing secure coding practices, conducting regular security assessments, and staying informed about software vulnerabilities are crucial for long-term security.
Patching and Updates
Regularly applying security patches and updates provided by Microchip for MiWi software is essential to safeguard systems against potential exploits.