CVE-2022-31180 : What You Need to Know

Shescape, a shell escape package for JavaScript, was found to have an issue with insufficient escaping of white space during output interpolation, affecting versions >=1.4.0 < 1.5.8.

Understanding CVE-2022-31180

This CVE identifies a critical vulnerability in the Shescape package, impacting systems that use specific functions with certain options enabled.

What is CVE-2022-31180?

CVE-2022-31180 highlights the inadequate handling of white space during output interpolation in the Shescape package for JavaScript. This vulnerability allows attackers to execute arbitrary commands or invoke shell-specific behaviors.

The Impact of CVE-2022-31180

The impact of this CVE is considered critical, with a high base score of 9.8. It affects the confidentiality, integrity, and availability of systems, posing a significant risk to users.

Technical Details of CVE-2022-31180

The technical details include a description of the vulnerability, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability arises from insufficient escaping of white space during output interpolation in affected versions of the Shescape package.

Affected Systems and Versions

Systems using Shescape versions >=1.4.0 < 1.5.8 are vulnerable to this issue.

Exploitation Mechanism

Attackers can exploit this vulnerability by including white space in their input to invoke shell-specific behaviors or execute arbitrary commands.

Mitigation and Prevention

It is crucial to take immediate steps to address this vulnerability and prevent any potential exploitation.

Immediate Steps to Take

Users are advised to upgrade to patched versions, specifically v1.5.7 and v1.5.8, to mitigate the risks associated with CVE-2022-31180.

Long-Term Security Practices

In the long term, users should avoid using the

interpolation: true

option and consider alternatives to reduce exposure to such vulnerabilities.

Patching and Updates

Regularly updating to the latest secure versions of software, such as Shescape, is essential to ensure protection against known vulnerabilities.