Cloud Defense Logo

Products

Solutions

Company

CVE-2020-36202 : Vulnerability Insights and Analysis

Discover the impact of CVE-2020-36202, a vulnerability in the async-h1 crate before version 2.3.0 for Rust, allowing request smuggling behind reverse proxies. Learn mitigation steps and preventive measures.

An issue was discovered in the async-h1 crate before 2.3.0 for Rust. Request smuggling can occur when used behind a reverse proxy.

Understanding CVE-2020-36202

This CVE involves a vulnerability in the async-h1 crate for Rust that can lead to request smuggling when operating behind a reverse proxy.

What is CVE-2020-36202?

CVE-2020-36202 is a security flaw found in the async-h1 crate prior to version 2.3.0 for Rust. It allows for request smuggling under specific conditions, particularly when the crate is utilized behind a reverse proxy.

The Impact of CVE-2020-36202

The vulnerability could potentially be exploited by malicious actors to manipulate HTTP requests, leading to security breaches or unauthorized access to sensitive data.

Technical Details of CVE-2020-36202

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The async-h1 crate before version 2.3.0 for Rust is susceptible to request smuggling, which can be triggered in scenarios involving reverse proxies.

Affected Systems and Versions

        Affected Systems: Not specified
        Affected Versions: async-h1 crate versions prior to 2.3.0

Exploitation Mechanism

The vulnerability allows threat actors to perform request smuggling attacks, potentially leading to security compromises when the crate is deployed behind a reverse proxy.

Mitigation and Prevention

Protecting systems from CVE-2020-36202 requires immediate actions and long-term security measures.

Immediate Steps to Take

        Update the async-h1 crate to version 2.3.0 or newer to mitigate the vulnerability.
        Monitor and analyze incoming HTTP requests for any signs of manipulation.

Long-Term Security Practices

        Implement secure coding practices to prevent similar vulnerabilities in the future.
        Regularly audit and review the security configurations of reverse proxies and related components.

Patching and Updates

        Apply patches and updates promptly to ensure that the async-h1 crate is running the latest secure version.

Popular CVEs

CVE Id

Published Date

Is your System Free of Underlying Vulnerabilities?
Find Out Now