GitHub Advisoryadvisory · Maven

GHSA-5cw4-ggx9-36vg Apache Tomcat Denial of Service via Malformed Request Headers

MEDIUM Published 2022-05-02 Modified 2024-01-23 Official page ↗
Aliases
CVE-2009-0033
Ecosystem
Maven
Packages
org.apache.tomcat:tomcat
Severity
Moderate
Weaknesses
CWE-20, CWE-400
Reviewed
2024-01-23

Affected packages

• Maven org.apache.tomcat:tomcat: >= 4.1.0, <= 4.1.39 (no fix yet) • Maven org.apache.tomcat:tomcat: >= 5.5.0, <= 5.5.27 (no fix yet) • Maven org.apache.tomcat:tomcat: >= 6.0.0, <= 6.0.18 (no fix yet)

Description

Apache Tomcat 4.1.0 through 4.1.39, 5.5.0 through 5.5.27, and 6.0.0 through 6.0.18, when the Java AJP connector and mod_jk load balancing are used, allows remote attackers to cause a denial of service (application outage) via a crafted request with invalid headers, related to temporary blocking of connectors that have encountered errors, as demonstrated by an error involving a malformed HTTP Host header.

Related

Alias · CVE (1)

  • CVE-2009-0033 Apache Tomcat 4.1.0 through 4.1.39, 5.5.0 through 5.5.27, and 6.0.0 through 6.0.18, when the Java AJP connector and mod_jk load balancing… vulnerability

Weakness · CWE (2)

  • CWE-20 Improper Input Validation weakness
  • CWE-400 Uncontrolled Resource Consumption weakness

References