CVE-2021-37570 : What You Need to Know

A detailed overview of CVE-2021-37570, a vulnerability related to MediaTek microchips mishandling IEEE 1905 protocols in NETGEAR devices and other products.

Understanding CVE-2021-37570

This section provides insight into the impact, technical details, and mitigation strategies for CVE-2021-37570.

What is CVE-2021-37570?

CVE-2021-37570 involves MediaTek microchips, such as MT7603E, MT7613, MT7615, MT7622, MT7628, MT7629, MT7915, used in NETGEAR devices, and other devices mishandling IEEE 1905 protocols, leading to an out-of-bounds read vulnerability.

The Impact of CVE-2021-37570

With a CVSS base score of 8.2, this high severity vulnerability can result in high confidentiality impact, affecting the security of network communication.

Technical Details of CVE-2021-37570

Detailed technical information on the vulnerability, affected systems, and exploitation mechanisms.

Vulnerability Description

The vulnerability arises from MediaTek microchips failing to handle IEEE 1905 protocols properly, leading to out-of-bounds read issues.

Affected Systems and Versions

Devices using MediaTek chipsets like MT7603E, MT7613, MT7615, MT7622, MT7628, MT7629, MT7915 with software version 2.0.2 are vulnerable to this issue.

Exploitation Mechanism

Exploiting this vulnerability requires a low attack complexity and no privileges, making it accessible via network interactions.

Mitigation and Prevention

Best practices and steps to mitigate the impact of CVE-2021-37570.

Immediate Steps to Take

Immediately update affected devices to the latest firmware or security patches provided by vendors to address this vulnerability.

Long-Term Security Practices

Regularly monitor for security advisories from MediaTek and NETGEAR to stay informed about potential vulnerabilities and patches.

Patching and Updates

Apply security patches promptly, implement network security measures, and follow vendor recommendations for secure device configuration.