Advisory: Shutdown unprotected Oracle TNS Listener via Oracle Discoverer Servlet [AS01]

[ak@xxxxxxxxxxxxxxxxxxxxxxxxx]

Name    Shutdown unprotected TNS Listener via Oracle Discoverer Servlet [AS01]
Systems Affected        Oracle Discoverer Servlet
Severity                Low Risk
Category                Remote D.o.S.
Vendor URL              http://www.oracle.com/
Author              Alexander Kornbrust (ak at red-database-security.com)       
 
Advisory                17 April 2007 (V 1.00)


Details
#######
The Oracle Discoverer Servlet contains a field for the database/tns alias. It 
is possible to send TNS STOP commands via this field and to shutdown 
unprotected Oracle TNS Listener.

This advisory is available at
<http://www.red-database-security.com/advisory/oracle_discoverer_servlet.html>


Patch Information
##################
Apply the patches for Oracle CPU April 2007.


History
#######
28-oct-2003 Oracle secalert was informed
29-oct-2003 Bug confirmed
17-apr-2007 Oracle published CPU April 2007 [AS01]
17-apr-2007 Advisory published


Additional Information
######################
An analysis of the Oracle CPU April 2007 is available here 
<http://www.red-database-security.com/advisory/oracle_cpu_apr_2007.html>

This document will be updated during the next few days and weeks with the 
latest information.


(c) 2007 by Red-Database-Security GmbH
--
http://www.red-database-security.com