CVE-2019-12592 : Vulnerability Insights and Analysis

Evernote Web Clipper Chrome Extension prior to version 7.11.1 is vulnerable to universal Cross-site scripting (UXSS) allowing remote attackers to execute arbitrary web scripts or HTML.

Understanding CVE-2019-12592

What is CVE-2019-12592?

A universal Cross-site scripting (UXSS) vulnerability in the Evernote Web Clipper extension before 7.11.1 for Chrome enables remote attackers to run arbitrary web script or HTML within loaded 3rd-party IFrames.

The Impact of CVE-2019-12592

Exploiting this vulnerability can lead to the execution of malicious scripts within the context of any 3rd-party IFrame, potentially compromising user data and system integrity.

Technical Details of CVE-2019-12592

Vulnerability Description

The vulnerability in Evernote Web Clipper Chrome Extension allows attackers to execute arbitrary web scripts or HTML in the context of loaded 3rd-party IFrames.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions affected: All versions prior to 7.11.1

Exploitation Mechanism

Attackers can exploit this vulnerability to execute malicious web scripts or HTML within the context of any 3rd-party IFrame loaded by the extension.

Mitigation and Prevention

Immediate Steps to Take

Update Evernote Web Clipper to version 7.11.1 or later to mitigate the vulnerability.
Be cautious while interacting with untrusted websites to prevent potential exploitation.

Long-Term Security Practices

Regularly update browser extensions to ensure the latest security patches are applied.
Educate users on safe browsing practices to minimize the risk of XSS attacks.

Patching and Updates

Ensure timely installation of security updates and patches for all software and extensions to address known vulnerabilities.