CVE-2017-1000188 : Security Advisory and Response

This CVE involves a security vulnerability related to Cross-site Scripting (XSS) in versions of ejs in Node.js that are earlier than 2.5.5, specifically within the ejs.renderFile() function, potentially leading to code injection.

Understanding CVE-2017-1000188

Versions of ejs in Node.js prior to 2.5.5 are susceptible to a Cross-site Scripting (XSS) vulnerability.

What is CVE-2017-1000188?

This CVE identifies a security flaw in the ejs.renderFile() function in Node.js versions older than 2.5.5, allowing for potential code injection through Cross-site Scripting (XSS).

The Impact of CVE-2017-1000188

The vulnerability could be exploited by attackers to inject malicious code, compromising the security and integrity of the affected systems.

Technical Details of CVE-2017-1000188

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability in ejs.renderFile() in Node.js versions prior to 2.5.5 allows for Cross-site Scripting (XSS) attacks, enabling potential code injection.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions: All versions earlier than 2.5.5 are affected.

Exploitation Mechanism

The vulnerability can be exploited through crafted input to the ejs.renderFile() function, leading to XSS and potential code injection.

Mitigation and Prevention

Protecting systems from CVE-2017-1000188 requires immediate actions and long-term security practices.

Immediate Steps to Take

Upgrade Node.js to version 2.5.5 or newer to mitigate the vulnerability.
Implement input validation and output encoding to prevent XSS attacks.

Long-Term Security Practices

Regularly update and patch software to address security vulnerabilities.
Conduct security audits and code reviews to identify and mitigate potential risks.

Patching and Updates

Apply patches and updates provided by Node.js to ensure the security of the system.