HTTP Request Smuggling Affecting org.apache.tomcat.embed:tomcat-embed-core package, versions [7.0.98,7.0.100) [8.5.48,8.5.51) [9.0.28,9.0.31)


0.0
low

Snyk CVSS

    Attack Complexity High

    Threat Intelligence

    Exploit Maturity Proof of concept
    EPSS 0.34% (71st percentile)
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NVD
4.8 medium
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SUSE
4.8 medium
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Red Hat
4.3 medium

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  • Snyk ID SNYK-JAVA-ORGAPACHETOMCATEMBED-557361
  • published 25 Feb 2020
  • disclosed 24 Feb 2020
  • credit @ZeddYu

How to fix?

Upgrade org.apache.tomcat.embed:tomcat-embed-core to version 7.0.100, 8.5.51, 9.0.31 or higher.

Overview

org.apache.tomcat.embed:tomcat-embed-core is a Core Tomcat implementation.

Affected versions of this package are vulnerable to HTTP Request Smuggling. Invalid Transfer-Encoding headers were incorrectly processed, leading to possible information exposure if Tomcat was located behind a reverse proxy that incorrectly handled the invalid Transfer-Encoding header.