CVE-2007-3383: XSS in Tomcat send mail example

Severity:
Low (Cross-site scripting)

Vendor:
The Apache Software Foundation

Versions Affected:
4.0.0 to 4.0.6
4.1.0 to 4.1.36

Description:
When reporting error messages, the SendMailServlet does not filter
user supplied data before display. This enables an XSS attack.

Mitigation:
Undeploy the examples web application.

Credit:
This issue was discovered by Tomasz Kuczynski, Poznan Supercomputing
and Networking Center, who worked with the CERT/CC to report the
vulnerability.

Example:
On this page
https://localhost:8080/examples/jsp/mail/sendmail.jsp
enter the following text
<script>alert('XSS reflected')</script>
in the From field and click Send.

References:
https://tomcat.apache.org/security.html

Mark Thomas