CVE-2017-15402 : Vulnerability Insights and Analysis

A vulnerability in Navigation in Google Chrome on Chrome OS versions prior to 62.0.3202.74 allowed a remote attacker to potentially perform a sandbox escape. The vulnerability involved an ID that could be controlled by a compromised renderer, enabling unauthorized access to page_state within the same process.

Understanding CVE-2017-15402

This CVE entry describes a security issue in Google Chrome that could lead to a sandbox escape.

What is CVE-2017-15402?

The vulnerability in Navigation in Google Chrome allowed a compromised renderer to control an ID, potentially enabling a sandbox escape through a crafted HTML page.

The Impact of CVE-2017-15402

The vulnerability could be exploited by a remote attacker who had compromised the renderer process, leading to unauthorized access to page_state and a potential sandbox escape.

Technical Details of CVE-2017-15402

This section provides technical details about the vulnerability.

Vulnerability Description

The vulnerability allowed any frame to overwrite the page_state of another frame within the same process, potentially leading to a sandbox escape.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: Chrome OS versions earlier than 62.0.3202.74

Exploitation Mechanism

The vulnerability involved an ID that could be controlled by a compromised renderer, enabling unauthorized access to page_state within the same process.

Mitigation and Prevention

Protect your systems from CVE-2017-15402 with the following steps:

Immediate Steps to Take

Update Google Chrome to version 62.0.3202.74 or later.
Be cautious while browsing and avoid clicking on suspicious links.

Long-Term Security Practices

Regularly update your browser and operating system to the latest versions.
Implement security best practices to prevent unauthorized access.

Patching and Updates

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