CVE-2020-7238

high

Description

Netty 4.1.43.Final allows HTTP Request Smuggling because it mishandles Transfer-Encoding whitespace (such as a [space]Transfer-Encoding:chunked line) and a later Content-Length header. This issue exists because of an incomplete fix for CVE-2019-16869.

References

Advisories
More

https://www.debian.org/security/2021/dsa-4885

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TS6VX7OMXPDJIU5LRGUAHRK6MENAVJ46/

https://lists.debian.org/debian-lts-announce/2020/09/msg00003.html

https://lists.debian.org/debian-lts-announce/2020/02/msg00018.html

https://lists.debian.org/debian-lts-announce/2020/02/msg00017.html

https://access.redhat.com/errata/RHSA-2020:0811

https://access.redhat.com/errata/RHSA-2020:0806

https://access.redhat.com/errata/RHSA-2020:0805

https://access.redhat.com/errata/RHSA-2020:0804

https://access.redhat.com/errata/RHSA-2020:0606

https://access.redhat.com/errata/RHSA-2020:0605

https://access.redhat.com/errata/RHSA-2020:0601

https://access.redhat.com/errata/RHSA-2020:0567

https://access.redhat.com/errata/RHSA-2020:0497

https://github.com/advisories/GHSA-ff2w-cq2g-wv5f

https://netty.io/news/

https://lists.apache.org/thread.html/rc8d554aad889d12b140d9fd7d2d6fc2e8716e9792f6f4e4b2cdc2d05%40%3Ccommits.cassandra.apache.org%3E

https://lists.apache.org/thread.html/r131e572d003914843552fa45c4398b9903fb74144986e8b107c0a3a7%40%3Ccommits.cassandra.apache.org%3E

https://github.com/jdordonezn/CVE-2020-72381/issues/1

https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-0303

Details

Source: Mitre, NVD

Published: 2020-01-27

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 7.5

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

Severity: High

EPSS

EPSS: 0.00743