CVE-2020-6390 : What You Need to Know

Google Chrome prior to 80.0.3987.87 is affected by an out-of-bounds memory access vulnerability in streams, potentially allowing remote attackers to exploit heap corruption via a crafted HTML page.

Understanding CVE-2020-6390

This CVE identifies a critical security issue in Google Chrome versions before 80.0.3987.87.

What is CVE-2020-6390?

The vulnerability in Google Chrome prior to version 80.0.3987.87 allows remote attackers to exploit heap corruption through a specially crafted HTML page by triggering an out-of-bounds memory access in streams.

The Impact of CVE-2020-6390

The vulnerability could lead to heap corruption, enabling attackers to execute arbitrary code or cause a denial of service (DoS) condition on the affected system.

Technical Details of CVE-2020-6390

Google Chrome's vulnerability details and affected systems.

Vulnerability Description

Type: Out of bounds memory access
Description: Allows a remote attacker to exploit heap corruption

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 80.0.3987.87

Exploitation Mechanism

Attackers can exploit the vulnerability by crafting a malicious HTML page to trigger out-of-bounds memory access in streams.

Mitigation and Prevention

Protecting systems from CVE-2020-6390.

Immediate Steps to Take

Update Google Chrome to version 80.0.3987.87 or later to mitigate the vulnerability.
Avoid visiting untrusted websites or clicking on suspicious links.

Long-Term Security Practices

Regularly update software and applications to patch known vulnerabilities.
Implement network security measures like firewalls and intrusion detection systems.

Patching and Updates

Google released a stable channel update for desktop addressing this vulnerability. Ensure timely installation of security patches.