CVE-2018-20058 : Security Advisory and Response

Evernote version 7.6 and earlier for macOS is affected by a security vulnerability related to local file path traversal in the attachment preview feature.

Understanding CVE-2018-20058

This CVE entry identifies a specific security issue in Evernote for macOS versions prior to 7.6.

What is CVE-2018-20058?

In Evernote versions before 7.6 on macOS, a vulnerability exists in the attachment preview feature that allows for local file path traversal, known as MACOSNOTE-28634.

The Impact of CVE-2018-20058

The vulnerability could potentially be exploited by an attacker to access sensitive files on the affected system through the attachment preview feature.

Technical Details of CVE-2018-20058

This section provides more technical insights into the CVE entry.

Vulnerability Description

The issue in Evernote allows for local file path traversal during attachment previewing, posing a security risk.

Affected Systems and Versions

Product: Evernote
Vendor: N/A
Versions affected: 7.6 and earlier

Exploitation Mechanism

The vulnerability can be exploited by manipulating file paths to access unauthorized files on the local system.

Mitigation and Prevention

Protecting systems from CVE-2018-20058 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update Evernote to version 7.6 or later to mitigate the vulnerability.
Avoid opening attachments from untrusted or unknown sources.

Long-Term Security Practices

Regularly update software and applications to patch known vulnerabilities.
Implement file access controls and restrictions to prevent unauthorized file access.

Patching and Updates

Ensure that all software, including Evernote, is regularly updated to the latest versions to address security vulnerabilities.