CVE-2021-3805 : What You Need to Know

A detailed analysis of a Prototype Pollution vulnerability in mariocasciaro/object-path.

Understanding CVE-2021-3805

This section delves into the impact, technical details, and mitigation strategies related to CVE-2021-3805.

What is CVE-2021-3805?

CVE-2021-3805 relates to Prototype Pollution in the 'mariocasciaro/object-path' package, allowing for unauthorized modification of object prototype attributes.

The Impact of CVE-2021-3805

The vulnerability carries a base severity rating of HIGH, with a CVSS v3.0 base score of 7.5. It can lead to unauthorized access and manipulation of sensitive data.

Technical Details of CVE-2021-3805

This section provides insights into the vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability allows for Improperly Controlled Modification of Object Prototype Attributes, known as 'Prototype Pollution'.

Affected Systems and Versions

The 'mariocasciaro/object-path' package versions prior to 0.11.8 are impacted. The specific affected version is 'unspecified'.

Exploitation Mechanism

Attackers can exploit this vulnerability remotely without requiring privileges or user interaction, resulting in a HIGH impact on availability.

Mitigation and Prevention

In this section, we discuss immediate steps and long-term practices to enhance security and the importance of applying patches and updates.

Immediate Steps to Take

Users are advised to update to version 0.11.8 or later of the 'mariocasciaro/object-path' package to mitigate the vulnerability.

Long-Term Security Practices

Developers should validate and sanitize user input, use safe coding practices, and regularly monitor for security updates and patches.

Patching and Updates

Regularly check for security advisories and updates from software vendors and apply patches promptly to protect systems from potential exploits.