CVE-2023-37473 : Security Advisory and Response

A detailed overview of the CVE-2023-37473 vulnerability in zenstruck/collections.

Understanding CVE-2023-37473

Explore the impact, technical details, and mitigation steps for the CVE-2023-37473 vulnerability in zenstruck/collections.

What is CVE-2023-37473?

The CVE-2023-37473 vulnerability exists in zenstruck/collections, a library providing helpers for iterating, paginating, and filtering collections. The issue arises when passing certain input that is executed as code, potentially leading to a restricted form of code execution.

The Impact of CVE-2023-37473

The vulnerability allows for limited code execution, posing a high risk to confidentiality, integrity, and availability. Attackers can exploit this flaw to execute arbitrary code and impact a system's functionality.

Technical Details of CVE-2023-37473

Delve into the specific technical aspects of the CVE-2023-37473 vulnerability in zenstruck/collections.

Vulnerability Description

When particular input in the form of callable strings (e.g.,

system

) is processed, the function gets executed as code, leading to a subset of user input being executed as code. This can have severe consequences if malicious input is provided.

Affected Systems and Versions

The vulnerability affects versions of zenstruck/collections prior to version 0.2.1. Users using affected versions are at risk of exploitation and should upgrade to version 0.2.1 immediately.

Exploitation Mechanism

Exploiting CVE-2023-37473 involves passing user input that triggers code execution within the library, potentially enabling attackers to manipulate the application's behavior.

Mitigation and Prevention

Discover the necessary steps to mitigate the risks associated with CVE-2023-37473 in zenstruck/collections.

Immediate Steps to Take

Users are advised to update to version 0.2.1 of zenstruck/collections to address the vulnerability. If upgrading is not feasible, it is crucial to validate and sanitize user input before passing it to vulnerable functions.

Long-Term Security Practices

To prevent similar vulnerabilities in the future, developers should implement input validation and secure coding practices to prevent code injection attacks.

Patching and Updates

The issue has been resolved in commit

f4b1c48820

, included in release version 0.2.1 of the zenstruck/collections library. Users must apply this update to protect their systems.