CVE-2017-5038 : Security Advisory and Response

A use after free vulnerability in Chrome Apps in Google Chrome versions prior to 57.0.2987.98 for Linux, Windows, and Mac allowed remote attackers to execute an out-of-bounds memory read through a malicious Chrome extension.

Understanding CVE-2017-5038

A detailed overview of the vulnerability and its impact.

What is CVE-2017-5038?

This CVE refers to a use after free bug found in Chrome Apps in Google Chrome versions earlier than 57.0.2987.98 for Linux, Windows, and Mac. The vulnerability specifically affected GuestView, enabling malicious individuals to remotely execute an out-of-bounds memory read by exploiting a carefully designed Chrome extension.

The Impact of CVE-2017-5038

The vulnerability allowed remote attackers to perform an out-of-bounds memory read, potentially leading to unauthorized access and execution of arbitrary code on the targeted system.

Technical Details of CVE-2017-5038

Insights into the technical aspects of the vulnerability.

Vulnerability Description

The use after free bug in Chrome Apps in Google Chrome versions prior to 57.0.2987.98 for Linux, Windows, and Mac enabled a remote attacker to conduct an out-of-bounds memory read via a crafted Chrome extension.

Affected Systems and Versions

Product: Google Chrome prior to 57.0.2987.98 for Linux, Windows, and Mac
Versions: Google Chrome prior to 57.0.2987.98 for Linux, Windows, and Mac

Exploitation Mechanism

The vulnerability could be exploited by a remote attacker through a carefully designed Chrome extension, allowing them to execute an out-of-bounds memory read in GuestView.

Mitigation and Prevention

Effective strategies to mitigate the impact of CVE-2017-5038.

Immediate Steps to Take

Update Google Chrome to version 57.0.2987.98 or later to patch the vulnerability.
Avoid installing extensions from untrusted sources.
Regularly monitor security advisories for updates.

Long-Term Security Practices

Implement strict extension policies to prevent the installation of unauthorized extensions.
Conduct regular security audits and penetration testing to identify and address vulnerabilities.

Patching and Updates

Apply security patches promptly to ensure the protection of systems and data.