CVE-2017-15419 : Exploit Details and Defense Strategies

Google Chrome prior to version 63.0.3239.84 had a vulnerability in the Resource Timing API that allowed a remote attacker to infer a user's browsing history. This CVE was published on December 6, 2017.

Understanding CVE-2017-15419

Inadequate policy enforcement in Google Chrome's Resource Timing API prior to version 63.0.3239.84 led to a security flaw that could be exploited by malicious actors.

What is CVE-2017-15419?

This CVE refers to a vulnerability in Google Chrome versions before 63.0.3239.84 that allowed attackers to deduce a user's browsing history through a specific HTML page.

The Impact of CVE-2017-15419

The vulnerability enabled remote attackers to exploit a leaked cross-origin URL, potentially compromising user privacy and security.

Technical Details of CVE-2017-15419

Google Chrome's vulnerability prior to version 63.0.3239.84 had the following technical details:

Vulnerability Description

The lack of effective policy enforcement in the Resource Timing API allowed attackers to deduce a user's browsing history through a crafted HTML page.

Affected Systems and Versions

Product: Google Chrome prior to 63.0.3239.84
Version: Google Chrome prior to 63.0.3239.84

Exploitation Mechanism

Attackers could exploit a leaked cross-origin URL to access a user's browsing history by leveraging the vulnerability in the Resource Timing API.

Mitigation and Prevention

Taking immediate steps and implementing long-term security practices are crucial to mitigating the risks associated with CVE-2017-15419.

Immediate Steps to Take

Update Google Chrome to version 63.0.3239.84 or newer to patch the vulnerability.
Avoid visiting untrusted websites or clicking on suspicious links.

Long-Term Security Practices

Regularly update browsers and software to the latest versions.
Implement strong security measures such as firewalls and antivirus software.

Patching and Updates

Google Chrome released a stable channel update to address this vulnerability. Ensure timely installation of security patches and updates.