CVE-2020-28495 : What You Need to Know

Total.js before version 3.4.7 is affected by a prototype pollution vulnerability that can lead to Denial of Service, Remote Code Execution, or Property Injection.

Understanding CVE-2020-28495

This CVE involves a vulnerability in Total.js that allows attackers to manipulate object properties, potentially leading to severe consequences.

What is CVE-2020-28495?

Total.js, prior to version 3.4.7, is susceptible to a prototype pollution flaw. By exploiting the 'set' function, attackers can modify object properties, posing risks of DoS, RCE, or Property Injection.

The Impact of CVE-2020-28495

The severity of this vulnerability varies based on the application. In worst-case scenarios, attackers could achieve Denial of Service, Remote Code Execution, or Property Injection.

Technical Details of CVE-2020-28495

Total.js vulnerability details and exploitation mechanisms.

Vulnerability Description

The vulnerability arises from improper sanitization of keys in the 'set' function, enabling attackers to manipulate object properties, leading to prototype pollution.

Affected Systems and Versions

Product: Total.js
Version: < 3.4.7

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: None
Exploit Code Maturity: Proof of Concept
Impact: High severity with potential for DoS, RCE, or Property Injection

Mitigation and Prevention

Protective measures and steps to mitigate the CVE-2020-28495 vulnerability.

Immediate Steps to Take

Update Total.js to version 3.4.7 or newer to patch the vulnerability.
Monitor for any suspicious activities or unexpected changes in the system.

Long-Term Security Practices

Implement input validation and proper data sanitization practices.
Regularly update and patch software to prevent known vulnerabilities.

Patching and Updates

Apply official fixes and security updates promptly to ensure system integrity and protection.