CVE-2019-5877 : Vulnerability Insights and Analysis

A vulnerability in the memory access of JavaScript in versions of Google Chrome before 77.0.3865.75 could have been used by an external attacker to potentially manipulate the heap through a specifically crafted HTML page.

Understanding CVE-2019-5877

This CVE identifies an out-of-bounds memory access vulnerability in Google Chrome.

What is CVE-2019-5877?

The vulnerability in JavaScript in Google Chrome prior to version 77.0.3865.75 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

The Impact of CVE-2019-5877

An external attacker could manipulate the heap through a specially crafted HTML page.

Technical Details of CVE-2019-5877

This section provides technical details of the vulnerability.

Vulnerability Description

Type: Out of bounds memory access

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: Less than 77.0.3865.75
Version Type: Custom

Exploitation Mechanism

Attackers could exploit the vulnerability by manipulating memory access in JavaScript.

Mitigation and Prevention

Steps to address and prevent the vulnerability.

Immediate Steps to Take

Update Google Chrome to version 77.0.3865.75 or newer.
Avoid visiting untrusted websites or clicking on suspicious links.

Long-Term Security Practices

Regularly update software and applications to the latest versions.
Implement security best practices to protect against memory-related vulnerabilities.

Patching and Updates

Stay informed about security updates for Google Chrome and apply patches promptly.