CVE-2021-37970 : What You Need to Know
Learn about CVE-2021-37970, a 'Use after free' vulnerability in Google Chrome prior to 94.0.4606.54 that allows remote attackers to exploit heap corruption via a crafted HTML page. Find out the impact, affected systems, and mitigation steps.
This CVE-2021-37970 article delves into the details of a vulnerability found in Google Chrome that allowed a remote attacker to exploit heap corruption via a crafted HTML page.
Understanding CVE-2021-37970
This section provides insights into the nature of the vulnerability and its impact on systems and users.
What is CVE-2021-37970?
The CVE-2021-37970 pertains to a 'Use after free' vulnerability in the File System API in Google Chrome prior to version 94.0.4606.54. This flaw could be leveraged by a remote attacker to potentially carry out heap corruption through a maliciously crafted HTML page.
The Impact of CVE-2021-37970
The impact of this vulnerability is significant as it could allow an attacker to trigger heap corruption, leading to potential exploitation of affected systems and compromise of user data.
Technical Details of CVE-2021-37970
This section provides a more detailed overview of the technical aspects related to CVE-2021-37970.
Vulnerability Description
The vulnerability in the File System API in Google Chrome prior to version 94.0.4606.54 is categorized as a 'Use after free' issue, highlighting the potential for memory corruption exploitation by malicious actors.
Affected Systems and Versions
The vulnerability affects Google Chrome versions prior to 94.0.4606.54, making systems running these versions susceptible to exploitation.
Exploitation Mechanism
By exploiting the 'Use after free' flaw in the File System API, a remote attacker could trigger heap corruption through a specifically crafted HTML page, potentially leading to malicious activities.
Mitigation and Prevention
This section outlines the steps users and organizations can take to mitigate the risks associated with CVE-2021-37970.
Immediate Steps to Take
Users are advised to update their Google Chrome browser to version 94.0.4606.54 or newer to patch the vulnerability and prevent potential exploitation.
Long-Term Security Practices
Implementing robust security practices, such as regular software updates, security awareness training, and monitoring for suspicious activities, can help prevent similar vulnerabilities in the future.
Patching and Updates
Staying vigilant about security updates for software and promptly applying patches released by vendors is crucial to maintaining a secure IT environment.