CVE-2018-1000086 Explained : Impact and Mitigation

A CSRF vulnerability in Pym.js versions 0.4.2 to 1.3.1, developed by NPR Visuals Team, allows arbitrary JavaScript code execution.

Understanding CVE-2018-1000086

This CVE involves a security vulnerability in Pym.js versions 0.4.2 to 1.3.1, potentially enabling attackers to execute malicious JavaScript code.

What is CVE-2018-1000086?

The vulnerability in the "_onNavigateToMessage" function of Pym.js allows attackers to manipulate Pym.js embeds on a webpage, granting them full access to the victim's page's JavaScript capabilities.

The Impact of CVE-2018-1000086

Exploiting this vulnerability can lead to arbitrary execution of JavaScript code, posing a significant security risk to affected systems.

Technical Details of CVE-2018-1000086

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability is located at line 573 of the Pym.js source code and has been resolved in versions 1.3.2 and later releases.

Affected Systems and Versions

Product: Pym.js
Vendor: NPR Visuals Team
Versions Affected: 0.4.2 to 1.3.1

Exploitation Mechanism

Attackers exploit the vulnerability by manipulating Pym.js embeds on a webpage.
This manipulation grants attackers complete access to the JavaScript capabilities of the victim's page.

Mitigation and Prevention

Protecting systems from CVE-2018-1000086 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Pym.js to version 1.3.2 or later to mitigate the vulnerability.
Monitor and restrict access to Pym.js embeds on webpages.

Long-Term Security Practices

Regularly update software and libraries to patch known vulnerabilities.
Implement Content Security Policy (CSP) to mitigate the impact of potential XSS attacks.

Patching and Updates

Apply patches and updates provided by NPR Visuals Team for Pym.js to ensure ongoing security.