Vulnerability

CVE-2019-20444
CVSS Score 9.1 critical

CVSS Vector

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

CWE

CWE-444

[CVE-2019-20444] CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

Description

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."

Deviation Notice:
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See io.netty/netty-codec-http package information