CVE-2018-17480 : What You Need to Know

A vulnerability in Google Chrome versions prior to 71.0.3578.80 allowed a malicious actor to execute arbitrary code within a secure environment by exploiting user-provided Javascript during array deserialization.

Understanding CVE-2018-17480

What is CVE-2018-17480?

This vulnerability in Google Chrome allowed an attacker to execute arbitrary code inside a sandbox by taking advantage of the execution of user-supplied Javascript during array deserialization.

The Impact of CVE-2018-17480

The vulnerability enabled a remote attacker to execute arbitrary code within a secure environment by leveraging a crafted HTML page.

Technical Details of CVE-2018-17480

Vulnerability Description

The flaw in Google Chrome versions prior to 71.0.3578.80 allowed an out-of-bounds write in V8, leading to the execution of arbitrary code by a remote attacker.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 71.0.3578.80

Exploitation Mechanism

The attack vector involved exploiting a crafted HTML page to trigger the execution of user-provided Javascript during array deserialization, resulting in an out-of-bounds write.

Mitigation and Prevention

Immediate Steps to Take

Update Google Chrome to version 71.0.3578.80 or higher to mitigate the vulnerability.
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 such as using strong passwords and enabling two-factor authentication.

Patching and Updates

Apply security patches and updates provided by Google to address known vulnerabilities.