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CERT Coordination Center

Oracle9i Application Server MOD_ORADAV Module vulnerable to DoS

Vulnerability Note VU#511194

Original Release Date: 2003-02-18 | Last Revised: 2003-02-19

Overview

A remotely exploitable denial-of-service vulnerability exists in the Oracle9i Application Server MOD_ORADAV Module.

Description

Oracle has described this vulnerability as follows:

A potential security vulnerability has been discovered in Oracle9i Application Server. A knowledgeable and malicious user can exploit exposed URLs: 1) http://host:port/dav_public, and 2) http://host:port/dav_portal, and compromise the MOD_ORADAV module that may result in a remote Denial of Service (DoS).

Impact

A remote attacker may be able to cause a denial-of-service against the Application Server.

Solution

Oracle has published Oracle Security Alert #52 regarding this issue. Patches do not yet exist for all platforms. Please refer to Oracle Security Alert #52 for a detailed patch matrix.

Workarounds


Until a patch can be applied, the CERT/CC recommends that vulnerable sites

    • disable unnecessary Oracle services
    • run Oracle services with the least privilege
    • restrict network access to Oracle services

Vendor Information

511194
 

Oracle Corporation Affected

Updated:  February 18, 2003

Status

Affected

Vendor Statement

See http://otn.oracle.com/deploy/security/pdf/2003alert52.pdf.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

The CERT/CC has no additional comments at this time.

If you have feedback, comments, or additional information about this vulnerability, please send us email.


CVSS Metrics

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References

Acknowledgements

This vulnerability was discovered by David Litchfield and Mark Litchfield of Next Generation Security Software Ltd. The CERT/CC thanks both Next Generation Security Software Ltd and Oracle for providing information upon which this document is based.

This document was written by Ian A Finlay.

Other Information

CVE IDs: None
Severity Metric: 13.50
Date Public: 2003-02-11
Date First Published: 2003-02-18
Date Last Updated: 2003-02-19 15:46 UTC
Document Revision: 7

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