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CVE-2020-7238

Published: Jan 27, 2020Updated: Nov 21, 2024 Sources: CVE List NVD GHSA BDUCWE-444
NVD MITRE
7.5CVSSHIGH
EPSS Score
3.6%
Top 12.0%
CISA KEV
Not in KEV
Exploits
2 Known
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-444

Affected Products

n/an/a
io.netty:netty-handlerMavenOSS Libraries
nettynetty
LibraryLibrary
OSS Libraries / generic-library
fedorafedoraproject
On-premOS
Operating Systems / linux-distro
debian linuxdebian
On-premOS
Operating Systems / linux-distro
mavenpackage-ecosystemOSS Libraries
nettyoss-projectOSS Librariesaka io.netty:netty, netty-incubator-codec-ohttp
fedoraprojectoss-projectUSOperating Systemsaka fedora project
debianoss-projectGBOperating Systemsaka debian gnu/linux
and 13 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://netty.io/news/
netty.io
https://github.com/jdordonezn/CVE-2020-72381/issues/1
github.com
https://access.redhat.com/errata/RHSA-2020:0497
access.redhat.com
and 32 more references View all →

Timeline

Published
Jan 27, 2020
Last Updated
Nov 21, 2024

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