CVE-2003-0042: Apache Tomcat

Medium severity, CVSS 5.0. EPSS: 46% chance of exploitation in the next 30 days.

Jakarta Tomcat before 3.3.1a, when used with JDK 1.3.1 or earlier, allows remote attackers to list directories even with an index.html or other file present, or obtain unprocessed source code for a JSP file, via a URL containing a null character.

Affected products

• Apache Tomcat: version 3.0 only; version 3.1 only; version 3.1.1 only; version 3.2 only; version 3.2.1 only; version 3.2.3 only; …

Published 2003-02-07. Last modified 2026-06-16.