CVE-2020-6517 : Vulnerability Insights and Analysis

Heap buffer overflow in history in Google Chrome prior to 84.0.4147.89 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Understanding CVE-2020-6517

Heap buffer overflow vulnerability in Google Chrome.

What is CVE-2020-6517?

CVE-2020-6517 is a heap buffer overflow vulnerability in the history component of Google Chrome before version 84.0.4147.89. This vulnerability could be exploited by a remote attacker through a specially crafted HTML page.

The Impact of CVE-2020-6517

The vulnerability could allow a remote attacker to trigger heap corruption, potentially leading to arbitrary code execution or a denial of service (DoS) condition.

Technical Details of CVE-2020-6517

Details of the vulnerability and affected systems.

Vulnerability Description

Type: Heap buffer overflow
Location: History component of Google Chrome
Attack Vector: Remote
Complexity: Low
Privileges Required: None

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 84.0.4147.89

Exploitation Mechanism

The vulnerability can be exploited by a remote attacker through a specially crafted HTML page to trigger heap corruption.

Mitigation and Prevention

Steps to mitigate and prevent exploitation of CVE-2020-6517.

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 network security measures to detect and block malicious traffic.

Long-Term Security Practices

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

Patching and Updates

Google has released a patch addressing this vulnerability in Chrome version 84.0.4147.89 and later.