CVE-2019-13506 Explained : Impact and Mitigation

A vulnerability in @nuxt/devalue version prior to 1.2.3, as used in Nuxt.js version prior to 2.6.2, can lead to cross-site scripting (XSS) attacks due to improper handling of object keys.

Understanding CVE-2019-13506

This CVE identifies a security issue in @nuxt/devalue and Nuxt.js versions.

What is CVE-2019-13506?

The vulnerability in @nuxt/devalue before 1.2.3 and Nuxt.js before 2.6.2 mishandles object keys, potentially enabling XSS attacks.

The Impact of CVE-2019-13506

The vulnerability can be exploited to execute XSS attacks, compromising the security and integrity of affected systems.

Technical Details of CVE-2019-13506

This section provides technical insights into the CVE.

Vulnerability Description

@nuxt/devalue version prior to 1.2.3 and Nuxt.js version prior to 2.6.2 mishandle object keys, creating a security risk for XSS attacks.

Affected Systems and Versions

@nuxt/devalue version < 1.2.3
Nuxt.js version < 2.6.2

Exploitation Mechanism

The vulnerability arises from the improper handling of object keys, allowing malicious actors to inject and execute scripts, leading to XSS attacks.

Mitigation and Prevention

Protect systems from CVE-2019-13506 by following these steps:

Immediate Steps to Take

Update @nuxt/devalue to version 1.2.3 or later.
Update Nuxt.js to version 2.6.2 or above.
Implement input validation to mitigate XSS risks.

Long-Term Security Practices

Regularly monitor and update dependencies to address security vulnerabilities.
Conduct security audits and code reviews to identify and remediate potential risks.

Patching and Updates

Stay informed about security advisories and patches for @nuxt/devalue and Nuxt.js.
Apply patches promptly to ensure systems are protected from known vulnerabilities.