CVE-2020-10687 : Vulnerability Insights and Analysis

Undertow 2.2.0.Final allows HTTP request smuggling, potentially leading to various attacks.

Understanding CVE-2020-10687

A vulnerability in Undertow versions prior to 2.2.0.Final enables HTTP request smuggling, posing security risks.

What is CVE-2020-10687?

This flaw in Undertow versions before 2.2.0.Final allows attackers to manipulate HTTP requests, leading to web-cache poisoning, XSS attacks, and data theft.

The Impact of CVE-2020-10687

Enables HTTP request smuggling against HTTP/1.x and HTTP/2
Allows attackers to poison web-caches, perform XSS attacks, and access sensitive information

Technical Details of CVE-2020-10687

Undertow 2.2.0.Final vulnerability details and affected systems.

Vulnerability Description

HTTP request smuggling flaw in Undertow versions before 2.2.0.Final
Related to CVE-2017-2666

Affected Systems and Versions

Product: Undertow
Version: Undertow 2.2.0.Final

Exploitation Mechanism

Permits invalid characters in HTTP requests
Attackers can manipulate requests to perform various malicious activities

Mitigation and Prevention

Protecting systems from CVE-2020-10687 and enhancing security measures.

Immediate Steps to Take

Update Undertow to version 2.2.0.Final or later
Monitor and filter incoming HTTP requests for suspicious activities

Long-Term Security Practices

Regularly update and patch software to address vulnerabilities
Implement web application firewalls and security protocols

Patching and Updates

Apply security patches promptly to mitigate the risk of HTTP request smuggling in Undertow