Learn about CVE-2020-6476, a Google Chrome vulnerability allowing attackers to bypass navigation restrictions via a malicious extension. Find mitigation steps and long-term security practices here.
Insufficient policy enforcement in tab strip in Google Chrome prior to 83.0.4103.61 allowed an attacker to bypass navigation restrictions via a crafted Chrome Extension.
Understanding CVE-2020-6476
This CVE relates to a vulnerability in Google Chrome that could be exploited by convincing a user to install a malicious extension.
What is CVE-2020-6476?
The vulnerability involves insufficient policy enforcement in the tab strip of Google Chrome before version 83.0.4103.61.
An attacker could exploit this flaw to bypass navigation restrictions by tricking a user into installing a malicious Chrome Extension.
The Impact of CVE-2020-6476
Attackers could potentially execute arbitrary code, access sensitive information, or perform unauthorized actions on affected systems.
This vulnerability poses a significant risk to user privacy and system security.
Technical Details of CVE-2020-6476
This section provides more in-depth technical information about the CVE.
Vulnerability Description
The vulnerability arises from insufficient policy enforcement in the tab strip of Google Chrome.
It allows attackers to bypass navigation restrictions through a specially crafted Chrome Extension.
Affected Systems and Versions
Product: Google Chrome
Vendor: Google
Versions Affected: All versions prior to 83.0.4103.61
Exploitation Mechanism
Attackers exploit the vulnerability by convincing users to install a malicious Chrome Extension.
Once installed, the extension enables the attacker to bypass navigation restrictions on the victim's browser.
Mitigation and Prevention
Protecting systems from CVE-2020-6476 requires immediate action and long-term security practices.
Immediate Steps to Take
Update Google Chrome to version 83.0.4103.61 or later to mitigate the vulnerability.
Avoid installing extensions from untrusted sources to minimize the risk of exploitation.
Long-Term Security Practices
Educate users about the risks of installing unverified extensions and the importance of keeping software up to date.
Implement strict extension policies and regularly monitor for suspicious activities.
Patching and Updates
Regularly check for security updates and patches for Google Chrome to address known vulnerabilities and enhance system security.
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