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Undertow Request Smuggling vulnerability

High severity GitHub Reviewed Published May 13, 2022 to the GitHub Advisory Database • Updated Mar 20, 2024

Package

maven io.undertow:undertow-core (Maven)

Affected versions

< 1.3.31
>= 1.4.0, < 1.4.17
= 2.0.0.Alpha1

Patched versions

1.3.31
1.4.17
2.0.0.Beta1

Description

It was discovered that Undertow before 1.4.17, 1.3.31 and 2.0.0 processes http request headers with unusual whitespaces which can cause possible http request smuggling.

References

Published by the National Vulnerability Database Jul 27, 2018
Published to the GitHub Advisory Database May 13, 2022
Reviewed Nov 8, 2022
Last updated Mar 20, 2024

Severity

High
7.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Weaknesses

CVE ID

CVE-2017-12165

GHSA ID

GHSA-5gg7-5wv8-4gcj

Source code

Credits

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