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Moderate severityNVD Advisory· Published Nov 17, 2003· Updated Jun 16, 2026

CVE-2003-0866

CVE-2003-0866

Description

The Catalina org.apache.catalina.connector.http package in Tomcat 4.0.x up to 4.0.3 allows remote attackers to cause a denial of service via several requests that do not follow the HTTP protocol, which causes Tomcat to reject later requests.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

PackageAffected versionsPatched versions
org.apache.tomcat:tomcatMaven
>= 4.0, < 4.1.04.1.0

Affected products

8
  • Apache/Tomcat7 versions
    cpe:2.3:a:apache:tomcat:4.0.0:*:*:*:*:*:*:*+ 6 more
    • cpe:2.3:a:apache:tomcat:4.0.0:*:*:*:*:*:*:*
    • cpe:2.3:a:apache:tomcat:4.0.1:*:*:*:*:*:*:*
    • cpe:2.3:a:apache:tomcat:4.0.2:*:*:*:*:*:*:*
    • cpe:2.3:a:apache:tomcat:4.0.3:*:*:*:*:*:*:*
    • cpe:2.3:a:apache:tomcat:4.0.4:*:*:*:*:*:*:*
    • cpe:2.3:a:apache:tomcat:4.0.5:*:*:*:*:*:*:*
    • cpe:2.3:a:apache:tomcat:4.0.6:*:*:*:*:*:*:*
  • ghsa-coords
    pkg:maven/org.apache.tomcat/tomcat
    Range: >= 4.0, < 4.1.0

Patches

Vulnerability mechanics

References

17

News mentions

0

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