CVE-2018-6061 Explained : Impact and Mitigation

Google Chrome prior to version 65.0.3325.146 had a vulnerability in handling SharedArrayBuffers in WebAssembly, allowing remote attackers to exploit heap corruption.

Understanding CVE-2018-6061

Before version 65.0.3325.146, Google Chrome was susceptible to a race condition in SharedArrayBuffers in WebAssembly, potentially leading to heap corruption when triggered by a specially crafted HTML page.

What is CVE-2018-6061?

This CVE refers to a vulnerability in Google Chrome's handling of SharedArrayBuffers in WebAssembly, which could be exploited by a remote attacker through a malicious HTML page.

The Impact of CVE-2018-6061

The vulnerability could allow a remote attacker to execute arbitrary code or crash the browser, potentially compromising user data and system integrity.

Technical Details of CVE-2018-6061

Google Chrome's vulnerability in handling SharedArrayBuffers in WebAssembly had the following technical aspects:

Vulnerability Description

A race condition in SharedArrayBuffers in WebAssembly in Google Chrome allowed remote attackers to potentially exploit heap corruption via a crafted HTML page.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 65.0.3325.146

Exploitation Mechanism

The vulnerability could be exploited by a remote attacker through a specially crafted HTML page, triggering heap corruption in the browser.

Mitigation and Prevention

To address CVE-2018-6061, users and organizations can take the following steps:

Immediate Steps to Take

Update Google Chrome to a version higher than 65.0.3325.146 to mitigate the vulnerability.
Avoid visiting untrusted websites or clicking on suspicious links to reduce the risk of exploitation.

Long-Term Security Practices

Regularly update browsers and software to the latest versions to patch known vulnerabilities.
Implement network security measures and use antivirus software to detect and prevent malicious activities.

Patching and Updates

Google Chrome users should ensure they are running version 65.0.3325.146 or higher to protect against this vulnerability.