CVE-2019-5774 : Exploit Details and Defense Strategies

Google Chrome on Linux prior to version 72.0.3626.81 had a vulnerability that allowed attackers to execute arbitrary code by tricking users into downloading and opening a .desktop file.

Understanding CVE-2019-5774

This CVE describes a security vulnerability in Google Chrome on Linux that could lead to arbitrary code execution.

What is CVE-2019-5774?

Prior to version 72.0.3626.81, Google Chrome on Linux did not include the .desktop filetype in its Safe Browsing checklist, enabling attackers to exploit this omission.

The Impact of CVE-2019-5774

The vulnerability allowed attackers to execute arbitrary code by deceiving users into downloading and opening a malicious .desktop file.

Technical Details of CVE-2019-5774

Google Chrome vulnerability details.

Vulnerability Description

The omission of the .desktop filetype from the Safe Browsing checklist in Google Chrome on Linux before version 72.0.3626.81 allowed attackers to execute arbitrary code via a downloaded .desktop file.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 72.0.3626.81

Exploitation Mechanism

Attackers could exploit this vulnerability by convincing users to download and open a malicious .desktop file.

Mitigation and Prevention

Protecting against CVE-2019-5774.

Immediate Steps to Take

Update Google Chrome to version 72.0.3626.81 or newer.
Avoid downloading or opening files from untrusted sources.

Long-Term Security Practices

Regularly update software and applications to the latest versions.
Educate users about safe browsing practices and potential risks.

Patching and Updates

Google released a patch in version 72.0.3626.81 to address this vulnerability.