CVE-2018-16492 : Vulnerability Insights and Analysis
Learn about CVE-2018-16492, a vulnerability in the extend module allowing attackers to manipulate Object.prototype. Find out how to mitigate and prevent this security risk.
A vulnerability related to prototype pollution in the module extend <2.0.2, ~<3.0.2 has been identified, allowing attackers to add arbitrary properties to Object.prototype.
Understanding CVE-2018-16492
This CVE involves a denial of service vulnerability due to prototype pollution in the extend module.
What is CVE-2018-16492?
CVE-2018-16492 is a security vulnerability in the extend module that allows attackers to manipulate Object.prototype by injecting arbitrary properties.
The Impact of CVE-2018-16492
The vulnerability enables attackers to disrupt the normal functioning of affected systems, potentially leading to denial of service attacks.
Technical Details of CVE-2018-16492
The technical aspects of this CVE include:
Vulnerability Description
- Prototype pollution vulnerability in extend <2.0.2, ~<3.0.2
- Allows injection of arbitrary properties into Object.prototype
Affected Systems and Versions
- Product: extend
- Vendor: HackerOne
- Versions: < 2.0.2, ~<3.0.2
Exploitation Mechanism
- Attackers exploit the vulnerability to manipulate Object.prototype, impacting system functionality.
Mitigation and Prevention
Steps to address and prevent exploitation of CVE-2018-16492:
Immediate Steps to Take
- Update extend module to versions 2.0.2 or higher to mitigate the vulnerability
- Implement input validation to prevent injection attacks
Long-Term Security Practices
- Regularly monitor for security updates and patches
- Conduct security audits to identify and address vulnerabilities proactively
Patching and Updates
- Apply patches provided by HackerOne for the extend module to fix the vulnerability