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Rewterz Threat Advisory – CVE-2023-46589 – Apache Tomcat Vulnerability

Severity

Medium

Analysis Summary

CVE-2023-46589

Apache Tomcat is vulnerable to HTTP request smuggling, caused by improper parsing of the HTTP trailer headers. By sending a specially crafted HTTP(S) trailer header, an attacker could exploit this vulnerability to poison the web cache, bypass web application firewall protection, and conduct XSS attacks.

Impact

  • Gain Access

Indicators Of Compromise

CVE

  • CVE-2023-46589

Affected Vendors

Apache

Affected Products

  • Apache Tomcat 8.5.0
  • Apache Tomcat 9.0.0-M1
  • Apache Tomcat 10.1.0-M1
  • Apache Tomcat 11.0.0-M1
  • Apache Tomcat 11.0.0-M10
  • Apache Tomcat 8.5.95
  • Apache Tomcat 9.0.82
  • Apache Tomcat 10.1.15

Remediation

Upgrade to the latest version of Apache Tomcat, available from the Apache Web site.

Apache Website