CVE-2019-20445

HTTP Request Smuggling in Netty

Description

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.

Patch Available

Fix available through Seal Security. No upgrade required, protect your application instantly.

Fix without upgrading

Score

9.1

Severity

Critical

Ecosystem

Java

Publish Date

February 21, 2020

Modified Date

November 7, 2023

Score Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected Versions