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HTTP Request Smuggling in Undertow

Moderate severity GitHub Reviewed Published Apr 30, 2021 to the GitHub Advisory Database • Updated Feb 1, 2023

Package

maven io.undertow:undertow-core (Maven)

Affected versions

<= 2.1.0.Final

Patched versions

2.1.1.Final

Description

A flaw was found in Undertow in versions before 2.1.1.Final, regarding the processing of invalid HTTP requests with large chunk sizes. This flaw allows an attacker to take advantage of HTTP request smuggling.

References

Published by the National Vulnerability Database May 26, 2020
Reviewed Apr 28, 2021
Published to the GitHub Advisory Database Apr 30, 2021
Last updated Feb 1, 2023

Severity

Moderate
6.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Weaknesses

CVE ID

CVE-2020-10719

GHSA ID

GHSA-cccf-7xw3-p2vr

Source code

No known source code
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