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iDefense Security Advisory 01.12.09
http://labs.idefense.com/intelligence/vulnerabilities/ Jan 12, 2009
I. BACKGROUND Oracle Database Server is a family of database products that range from personal databases to enterprise solutions. Further information is available at the following URL:
II. DESCRIPTION Local exploitation of an arbitrary file rewrite vulnerability in Oracle Corp.'s Oracle Database 10g Release 2 database product allows attackers to gain elevated privileges.
The vulnerability exists in a function that allows a user with an authenticated session to create any file or rewrite any files to which the database account has access.
III. ANALYSIS Successful exploitation allows the attacker to gain database account privilege. On Linux and Unix systems the database account is usually 'oracle' while on Windows systems it is the 'SYSTEM' account. To exploit this vulnerability, the attacker must create a session and execute the privileged procedure.
IV. DETECTION iDefense has confirmed the existence of this vulnerability in Oracle Database 10g Release 2 version 10.2.0.3.0 on 32-bit Linux platform and Windows platform. Previous versions may also be affected. Oracle Database 11g Release 1 version 188.8.131.52.0 is not affected by this vulnerability.
V. WORKAROUND iDefense is currently unaware of any workaround for this issue.
VI. VENDOR RESPONSE Oracle has released a patch which addresses this issue. For more information, consult their advisory at the following URL.
VII. CVE INFORMATION The Common Vulnerabilities and Exposures (CVE) project has assigned the name CVE-2008-3997 to this issue. This is a candidate for inclusion in the CVE list (http://cve.mitre.org/), which standardizes names for security problems.
VIII. DISCLOSURE TIMELINE 03/24/2008 - Initial Vendor Notification 03/25/2008 - Initial Vendor Response 11/24/2008 - Status update from Vendor 01/12/2009 - Coordinated Public Disclosure
IX. CREDIT This vulnerability was reported to iDefense by Code Audit Labs (http://vulnhunt.com).
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X. LEGAL NOTICES Copyright © 2009 iDefense, Inc.
Permission is granted for the redistribution of this alert electronically. It may not be edited in any way without the express written consent of iDefense. If you wish to reprint the whole or any part of this alert in any other medium other than electronically, please e-mail email@example.com for permission.
Disclaimer: The information in the advisory is believed to be accurate
at the time of publishing based on currently available information. Use
of the information constitutes acceptance for use in an AS IS condition.
There are no warranties with regard to this information. Neither the
author nor the publisher accepts any liability for any direct,
indirect, or consequential loss or damage arising from use of, or
reliance on, this information.
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