CVE-2020-6523 : Security Advisory and Response

Google Chrome prior to 84.0.4147.89 is affected by an out-of-bounds write vulnerability in Skia, potentially allowing remote attackers to exploit heap corruption via a crafted HTML page.

Understanding CVE-2020-6523

This CVE involves a critical security issue in Google Chrome that could be exploited by attackers.

What is CVE-2020-6523?

The vulnerability in Skia in Google Chrome before version 84.0.4147.89 enables a remote attacker to trigger heap corruption through a specifically designed HTML page.

The Impact of CVE-2020-6523

The vulnerability allows attackers to execute arbitrary code or cause a denial of service (DoS) condition on the affected system.

Technical Details of CVE-2020-6523

Google Chrome's vulnerability details and affected systems.

Vulnerability Description

Type: Out of bounds write
Impact: Heap corruption

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 84.0.4147.89

Exploitation Mechanism

Attackers can exploit the vulnerability by enticing a user to visit a malicious website or open a crafted HTML page.

Mitigation and Prevention

Protecting systems from CVE-2020-6523 and preventing potential exploitation.

Immediate Steps to Take

Update Google Chrome to version 84.0.4147.89 or later.
Avoid clicking on suspicious links or visiting untrusted websites.
Implement security measures like web filtering and sandboxing.

Long-Term Security Practices

Regularly update software and applications to patch known vulnerabilities.
Educate users on safe browsing practices and the importance of software updates.

Patching and Updates

Stay informed about security advisories and apply patches promptly to secure systems.