Vulnerable Library - netty-3.10.6.Final.jar

The Netty project is an effort to provide an asynchronous event-driven network application framework and tools for rapid development of maintainable high performance and high scalability protocol servers and clients. In other words, Netty is a NIO client server framework which enables quick and easy development of network applications such as protocol servers and clients. It greatly simplifies and streamlines network programming such as TCP and UDP socket server.

Library home page: http://netty.io/

Path to dependency file: /riposte-async-http-client/build.gradle

Path to vulnerable library: /home/wss-scanner/.gradle/caches/modules-2/files-2.1/io.netty/netty/3.10.6.Final/18ed04a0e502896552854926e908509db2987a00/netty-3.10.6.Final.jar

Dependency Hierarchy:

• async-http-client-1.9.40.jar (Root Library)
  • ❌ netty-3.10.6.Final.jar (Vulnerable Library)

Found in HEAD commit: d64100a6a3eec7fcaa704df6c76f50ee0fe55763

Found in base branch: master

Vulnerability Details

HttpObjectDecoder.java in Netty before 4.1.44 allows an HTTP header that lacks a colon, which might be interpreted as a separate header with an incorrect syntax, or might be interpreted as an "invalid fold."

Publish Date: 2020-01-29

URL: CVE-2019-20444

CVSS 3 Score Details (9.1)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: None

Suggested Fix

Type: Upgrade version

Origin: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20444

Release Date: 2020-01-29

Fix Resolution: io.netty:netty-all:4.1.44.Final