HTTP Request Smuggling Affecting io.undertow:undertow-core package, versions [2.1.0.Final, 2.1.6.Final)[, 2.0.34.Final)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.1% (44th percentile)

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  • Snyk IDSNYK-JAVA-IOUNDERTOW-1012559
  • published24 Sept 2020
  • disclosed24 Sept 2020
  • creditUnknown

Introduced: 24 Sep 2020

CVE-2020-10687  (opens in a new tab)
CWE-444  (opens in a new tab)

How to fix?

Upgrade io.undertow:undertow-core to version 2.1.6.Final, 2.0.34.Final or higher.

Overview

io.undertow:undertow-core is a Java web server based on non-blocking IO.

Affected versions of this package are vulnerable to HTTP Request Smuggling. HTTP request smuggling related to CVE-2017-2666 is possible against HTTP/1.x and HTTP/2 due to permitting invalid characters in an HTTP request. This flaw allows an attacker to poison a web-cache, perform an XSS attack, or obtain sensitive information from request other than their own.

CVSS Scores

version 3.1