Improper Input Validation Affecting tomcat8 package, versions <0:8.5.94-1.95.amzn1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.45% (75th percentile)

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  • Snyk IDSNYK-AMZN201803-TOMCAT8-6003666
  • published18 Oct 2023
  • disclosed10 Oct 2023

Introduced: 10 Oct 2023

CVE-2023-45648  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 tomcat8 to version 0:8.5.94-1.95.amzn1 or higher.
This issue was patched in ALAS-2023-1868.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tomcat8 package and not the tomcat8 package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

Improper Input Validation vulnerability in Apache Tomcat.Tomcat from 11.0.0-M1 through 11.0.0-M11, from 10.1.0-M1 through 10.1.13, from 9.0.0-M1 through 9.0.81 and from 8.5.0 through 8.5.93 did not correctly parse HTTP trailer headers. A specially crafted, invalid trailer header could cause Tomcat to treat a single request as multiple requests leading to the possibility of request smuggling when behind a reverse proxy.

Users are recommended to upgrade to version 11.0.0-M12 onwards, 10.1.14 onwards, 9.0.81 onwards or 8.5.94 onwards, which fix the issue.

CVSS Scores

version 3.1