HTTP Request Smuggling Affecting io.undertow:undertow-core Open this link in a new tab package, versions [2.1.0.Final, 2.1.6.Final) [, 2.0.34.Final)


0.0
high
  • Attack Complexity

    Low

  • Confidentiality

    High

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  • snyk-id

    SNYK-JAVA-IOUNDERTOW-1012559

  • published

    24 Sep 2020

  • disclosed

    24 Sep 2020

  • credit

    Unknown

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.

References