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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important.  If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.

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Vulnerability Assessment Details

Oracle 9iAS OWA UTIL access

Vulnerability Assessment Summary
Attempts to access the OWA_UTIL program directly

Detailed Explanation for this Vulnerability Assessment

Oracle 9iAS can provide access to the PL/SQL application OWA_UTIL that
provides web access to some stored procedures. These procuedures,
without authentication, can permit users to access sensitive information
such as source code of applications, user credentials to other database
servers and run arbitrary SQL queries on servers accessed by the application

Apply the appropiate patch listed
which details how you can restrict unauthenticated access to procedures
using the exclusion_list parameter in the PL/SQL gateway configuration file:

More information:

Also read:
Hackproofing Oracle Application Server from NGSSoftware:
available at

Network Security Threat Level: High

Networks Security ID: 4294

Vulnerability Assessment Copyright: This script is Copyright (C) 2003 Javier Fernandez-Sanguino

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