CVE-2021-37584 : Exploit Details and Defense Strategies
Discover the impact of CVE-2021-37584 involving MediaTek microchips. Learn about the vulnerability, affected systems, exploitation risk, and mitigation steps. Stay secure with patches and updates.
MediaTek microchips, as used in NETGEAR devices through 2021-11-11 and other devices, mishandle the WPS (Wi-Fi Protected Setup) protocol. This CVE has a CVSS score of 8.2, indicating a high severity issue.
Understanding CVE-2021-37584
This section will provide insights into what CVE-2021-37584 entails and its potential impact.
What is CVE-2021-37584?
CVE-2021-37584 involves MediaTek microchips, specifically affecting various chipsets and software versions, leading to an out-of-bounds write vulnerability. This vulnerability arises due to mishandling the WPS protocol.
The Impact of CVE-2021-37584
With a CVSS base score of 8.2, this vulnerability poses a high risk to confidentiality, particularly impacting systems using affected chipsets and software versions.
Technical Details of CVE-2021-37584
In this section, we delve deeper into the technical aspects of the CVE to understand its scope and implications.
Vulnerability Description
The vulnerability in MediaTek microchips allows for an out-of-bounds write, compromising the integrity of affected systems and potentially leading to unauthorized access.
Affected Systems and Versions
Chipsets including MT7603E, MT7610, MT7612, MT7613, MT7615, MT7620, MT7622, MT7628, MT7629, MT7915, and software version 7.4.0.0 are known to be impacted by this vulnerability.
Exploitation Mechanism
This vulnerability can be exploited over a network with low complexity, presenting a concern for systems with high confidentiality requirements.
Mitigation and Prevention
Outlined below are the steps that can be taken to mitigate the risks associated with CVE-2021-37584.
Immediate Steps to Take
Users are advised to apply patches and firmware updates provided by MediaTek and NETGEAR to address the vulnerability promptly.
Long-Term Security Practices
Implementing network segmentation, access controls, and regular security updates can enhance the overall security posture against similar vulnerabilities in the future.
Patching and Updates
Regularly monitoring security advisories from vendors and promptly applying patches can help in safeguarding systems from known vulnerabilities.