CVE-2019-17051 Explained : Impact and Mitigation

Evernote before version 7.13 GA on macOS is vulnerable to code execution due to a missing attribute, allowing a one-click attack. Learn about the impact, technical details, and mitigation steps.

Understanding CVE-2019-17051

What is CVE-2019-17051?

Evernote on macOS prior to version 7.13 GA is susceptible to code execution due to the absence of the com.apple.quarantine attribute for attachment files, enabling a one-click attack through Terminal manipulation.

The Impact of CVE-2019-17051

The vulnerability in Evernote allows attackers to execute arbitrary code by exploiting the absence of the com.apple.quarantine attribute, posing a significant security risk to users.

Technical Details of CVE-2019-17051

Vulnerability Description

The vulnerability in Evernote before version 7.13 GA on macOS enables code execution through a one-click attack by manipulating a Terminal file without the required attribute.

Affected Systems and Versions

Product: Evernote
Vendor: N/A
Versions: N/A

Exploitation Mechanism

The vulnerability can be exploited through a drag-and-drop operation on a crafted Terminal file, leveraging the absence of the com.apple.quarantine attribute.

Mitigation and Prevention

Immediate Steps to Take

Update Evernote to version 7.13 GA or newer to mitigate the vulnerability.
Avoid opening suspicious files or attachments from untrusted sources.

Long-Term Security Practices

Regularly update software and applications to the latest versions.
Implement security best practices to prevent unauthorized code execution.

Patching and Updates

Ensure timely installation of security patches and updates provided by Evernote to address known vulnerabilities.