CVE-2021-30567 : Vulnerability Insights and Analysis
Learn about CVE-2021-30567, a Use after free vulnerability in DevTools in Google Chrome allowing attackers to exploit heap corruption. Find out how to mitigate risks and apply necessary security patches.
Use after free in DevTools in Google Chrome prior to 92.0.4515.107 allowed an attacker to potentially exploit heap corruption via specific user gesture.
Understanding CVE-2021-30567
This CVE involves a vulnerability in DevTools in Google Chrome.
What is CVE-2021-30567?
CVE-2021-30567 is a Use after free vulnerability in DevTools in Google Chrome that could be exploited by an attacker through a specific user gesture.
The Impact of CVE-2021-30567
The vulnerability could potentially allow an attacker to exploit heap corruption, leading to unauthorized access and possibly further attacks on affected systems.
Technical Details of CVE-2021-30567
The technical details of the vulnerability include:
Vulnerability Description
The vulnerability exists in DevTools in Google Chrome, allowing an attacker to exploit heap corruption.
Affected Systems and Versions
Google Chrome versions prior to 92.0.4515.107 on unspecified systems are affected by this vulnerability.
Exploitation Mechanism
An attacker could exploit this vulnerability by convincing a user to open DevTools, enabling them to perform a specific user gesture to trigger heap corruption.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-30567, consider the following steps:
Immediate Steps to Take
Users should update Google Chrome to version 92.0.4515.107 or newer to prevent exploitation of this vulnerability.
Long-Term Security Practices
Regularly update and patch software to protect against known vulnerabilities and follow secure browsing practices.
Patching and Updates
Stay informed about security updates and advisories from Google Chrome to address potential security vulnerabilities and apply patches promptly to secure systems.