CVE-2021-21106 Explained : Impact and Mitigation
Discover the impact of CVE-2021-21106, a vulnerability in Google Chrome prior to 87.0.4280.141 allowing a remote attacker to perform a sandbox escape. Learn about affected systems, exploitation risks, and mitigation strategies.
A detailed overview of CVE-2021-21106 focusing on the vulnerability found in Google Chrome prior to version 87.0.4280.141.
Understanding CVE-2021-21106
This section delves into the impact, technical details, and mitigation strategies related to CVE-2021-21106.
What is CVE-2021-21106?
The vulnerability involves a 'use after free' issue in the autofill feature of Google Chrome, enabling a remote attacker to potentially execute a sandbox escape through a malicious HTML page.
The Impact of CVE-2021-21106
The exploit could allow an attacker who had compromised the renderer process to perform unauthorized actions on affected systems, posing a significant security risk.
Technical Details of CVE-2021-21106
Explore the specific aspects of the vulnerability to better understand its implications and potential risks.
Vulnerability Description
The 'use after free' flaw in the autofill functionality of Google Chrome, before version 87.0.4280.141, exposes users to a sandbox escape exploit.
Affected Systems and Versions
Google Chrome versions earlier than 87.0.4280.141 are susceptible to this security issue, highlighting the importance of timely updates and patches.
Exploitation Mechanism
By leveraging the compromised renderer process, a remote attacker could orchestrate a sandbox escape by crafting a malicious HTML page.
Mitigation and Prevention
Learn about the immediate steps to protect your systems and establish long-term security practices to prevent similar vulnerabilities.
Immediate Steps to Take
Prioritize updating Google Chrome to version 87.0.4280.141 or higher to mitigate the risk of exploitation associated with CVE-2021-21106.
Long-Term Security Practices
Implement robust security protocols, such as regular software updates, user awareness training, and proactive monitoring, to enhance overall system defenses.
Patching and Updates
Stay informed about security advisories and promptly apply patches released by Google to address known vulnerabilities and strengthen the security posture of your systems.