CVE-2021-23358 : Security Advisory and Response

A detailed overview of CVE-2021-23358, including its impact, technical details, and mitigation strategies.

Understanding CVE-2021-23358

This section delves into the specifics of the CVE-2021-23358 vulnerability.

What is CVE-2021-23358?

The package underscore versions 1.13.0-0 and before 1.13.0-2, along with versions 1.3.2 and before 1.12.1, are susceptible to Arbitrary Code Injection via the template function.

The Impact of CVE-2021-23358

The vulnerability poses a low severity risk with high attack complexity, requiring high privileges, but having low confidentiality and integrity impacts.

Technical Details of CVE-2021-23358

Understand the specific technical aspects of the CVE-2021-23358 vulnerability.

Vulnerability Description

The issue allows for Arbitrary Code Injection, notably when a variable property is passed as an argument without proper sanitation, opening the door to potential exploits.

Affected Systems and Versions

Systems using underscore versions between 1.3.2 and 1.12.1, and 1.13.0-0 and 1.13.0-2 are affected by this vulnerability.

Exploitation Mechanism

The vulnerability can be exploited via the template function when processing variable properties as arguments.

Mitigation and Prevention

Discover the essential steps to mitigate the risks associated with CVE-2021-23358.

Immediate Steps to Take

Immediately apply the official fix provided to address the Arbitrary Code Injection vulnerability in underscore.

Long-Term Security Practices

Incorporate secure coding practices into the development lifecycle to prevent similar vulnerabilities in the future.

Patching and Updates

Regularly monitor for security updates related to underscore and promptly apply patches to safeguard against known vulnerabilities.