HTTP Request Smuggling Affecting io.netty:netty-codec-http Open this link in a new tab package, versions [,4.1.44.Final)
Exploit Maturity
Proof of concept
Attack Complexity
Low
Confidentiality
High
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snyk-id
SNYK-JAVA-IONETTY-543669
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published
30 Jan 2020
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disclosed
29 Jan 2020
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credit
Zeddy
Introduced: 29 Jan 2020
CVE-2019-20444 Open this link in a new tabHow to fix?
Upgrade io.netty:netty-codec-http
to version 4.1.44.Final or higher.
Overview
io.netty:netty-codec-http is a network application framework for rapid development of maintainable high performance protocol servers & clients.
Affected versions of this package are vulnerable to HTTP Request Smuggling. It allows an HTTP header that lacks a colon, which might be interpreted as a separate header with an incorrect syntax or as an "invalid fold."