CVE-2019-13703 : Security Advisory and Response

Google Chrome on Android before version 78.0.3904.70 had a vulnerability in the Omnibox that allowed remote attackers to manipulate the URL bar content.

Understanding CVE-2019-13703

Before version 78.0.3904.70, Google Chrome on Android had a lack of policy enforcement in the Omnibox, enabling remote attackers to deceive users.

What is CVE-2019-13703?

The vulnerability in Google Chrome on Android allowed remote attackers to manipulate the content displayed in the Omnibox (URL bar) by using a carefully crafted HTML page.

The Impact of CVE-2019-13703

This vulnerability could lead to users being misled by displaying false information in the URL bar, potentially leading to phishing attacks.

Technical Details of CVE-2019-13703

Google Chrome on Android was affected by a lack of policy enforcement in the Omnibox, allowing for content manipulation.

Vulnerability Description

Insufficient policy enforcement in the Omnibox of Google Chrome on Android before version 78.0.3904.70.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions affected: < 78.0.3904.70

Exploitation Mechanism

Remote attackers could exploit this vulnerability by crafting a specific HTML page to manipulate the content displayed in the Omnibox.

Mitigation and Prevention

Immediate action and long-term security practices are crucial to mitigate the risks associated with CVE-2019-13703.

Immediate Steps to Take

Update Google Chrome on Android to version 78.0.3904.70 or newer to patch the vulnerability.
Be cautious while browsing and avoid clicking on suspicious links.

Long-Term Security Practices

Regularly update software and applications to the latest versions.
Educate users about phishing techniques and the importance of verifying URLs.

Patching and Updates

Google released a fix in version 78.0.3904.70 to address the policy enforcement issue in the Omnibox.