CVE-2022-22143 : Security Advisory and Response

A detailed overview of the CVE-2022-22143 vulnerability affecting the package 'convict' versions prior to 6.2.2 due to Prototype Pollution via the convict function.

Understanding CVE-2022-22143

This section delves into the impact and technical details of the CVE-2022-22143 vulnerability.

What is CVE-2022-22143?

The package 'convict' versions before 6.2.2 are vulnerable to Prototype Pollution via the convict function caused by missing validation of parentKey.

The Impact of CVE-2022-22143

The CVSS v3.1 severity rating for CVE-2022-22143 is high (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H) with an overall base score of 7.5.

Technical Details of CVE-2022-22143

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

Vulnerability Description

The CVE-2022-22143 vulnerability in 'convict' stems from insufficient validation of parentKey in the convict function, leading to potential Prototype Pollution.

Affected Systems and Versions

The vulnerability impacts 'convict' versions less than 6.2.2, particularly custom versions that lack proper parentKey validation.

Exploitation Mechanism

Attackers can exploit this vulnerability through the convict function to manipulate the prototype of objects in affected systems.

Mitigation and Prevention

Learn about the immediate steps to take and long-term security practices for safeguarding systems against CVE-2022-22143.

Immediate Steps to Take

Developers should update 'convict' to version 6.2.2 or above and ensure proper input validation to mitigate the risk of Prototype Pollution.

Long-Term Security Practices

Implement secure coding practices, conduct regular security audits, and stay informed about patches and updates to prevent similar vulnerabilities.

Patching and Updates

Stay vigilant for security advisories and promptly apply patches released by the 'convict' package maintainers to address CVE-2022-22143.