CVE-2021-40663 : Security Advisory and Response

This CVE-2021-40663 article provides detailed information about a vulnerability in the deep.assign npm package.

Understanding CVE-2021-40663

This section delves into the specifics of the CVE-2021-40663 vulnerability.

What is CVE-2021-40663?

The deep.assign npm package version 0.0.0-alpha.0 is susceptible to 'Prototype Pollution,' allowing for Improperly Controlled Modification of Object Prototype Attributes.

The Impact of CVE-2021-40663

This vulnerability could be exploited by attackers to manipulate object prototype attributes, leading to potential security breaches and unauthorized access.

Technical Details of CVE-2021-40663

In this section, we explore the technical aspects of the CVE-2021-40663 vulnerability.

Vulnerability Description

The vulnerability in deep.assign npm package version 0.0.0-alpha.0 allows for improper control of object prototype attributes, enabling potential Prototype Pollution attacks.

Affected Systems and Versions

Affected Product: Not applicable
Affected Vendor: Not applicable
Affected Version: 0.0.0-alpha.0

Exploitation Mechanism

The vulnerability can be exploited by injecting malicious code into the application, resulting in the modification of object prototype attributes.

Mitigation and Prevention

Learn how to mitigate and prevent exploitation of CVE-2021-40663.

Immediate Steps to Take

Update deep.assign npm package to a non-vulnerable version.
Regularly monitor for security advisories and updates regarding the package.

Long-Term Security Practices

Implement input validation to prevent injection attacks.
Follow secure coding practices to avoid vulnerabilities.
Conduct regular security assessments and code reviews.

Patching and Updates

Stay informed about patches and updates for the deep.assign npm package to address the vulnerability effectively.