Netty is an asynchronous event-driven network application framework for
rapid development of maintainable high performance protocol servers and
clients.
HttpObjectDecoder.java in Netty before 4.1.44 allows a Content-Length header to be accompanied by a second Content-Length header, or by a Transfer-Encoding header.
CVE-2019-20445 - High Severity Vulnerability
Vulnerable Library - netty-codec-http-4.1.20.Final.jar
Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers and clients.
Library home page: http://netty.io/
Path to vulnerable library: /home/wss-scanner/.ivy2/cache/io.netty/netty-codec-http/jars/netty-codec-http-4.1.20.Final.jar
Dependency Hierarchy: - async-http-client-2.2.1.jar (Root Library) - netty-handler-proxy-4.1.20.Final.jar - :x: **netty-codec-http-4.1.20.Final.jar** (Vulnerable Library)
Found in HEAD commit: d5a0ed9bff63893a5435e09333d22846f6bb3acc
Found in base branch: master
Vulnerability Details
HttpObjectDecoder.java in Netty before 4.1.44 allows a Content-Length header to be accompanied by a second Content-Length header, or by a Transfer-Encoding header.
Publish Date: 2020-01-29
URL: CVE-2019-20445
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
For more information on CVSS3 Scores, click here.Suggested Fix
Type: Upgrade version
Origin: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20445
Release Date: 2020-01-29
Fix Resolution: io.netty:netty-codec-http:4.1.44