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Team SHATTER Security Alert
Oracle Database Buffer overflow vulnerability in function MDSYS.SDO_CS.TRANSFORM
October 29, 2007
Risk Level: High
Affected versions: Oracle Database Server versions 8iR3, 9iR1, 9iR2 (188.8.131.52 and previous patchsets) and 10gR1 (10.1.0.4 and previous patchsets)
Remote exploitable: Yes (Authentication to Database Server is needed)
Credits: This vulnerability was discovered and researched by Esteban Martinez Fayo of Application Security Inc.
Details: Oracle Database Server provides the MDSYS.SDO_CS package that contains subprograms for working with coordinate systems. This package contains the function TRANSFORM which is vulnerable to buffer overflow attacks.
Impact: By default MDSYS.SDO_CS has EXECUTE permission to PUBLIC so any Oracle database user can exploit this vulnerability. Exploitation of this vulnerability allows an attacker to execute arbitrary code. It can also be exploited to cause DoS (Denial of service) killing the Oracle server process.
Vendor Status: Vendor was informed about this vulnerability on 2/22/2005 and a patch was released on 10/16/2007.
Workaround: Restrict access to the MDSYS.SDO_CS package.
Fix: Apply Oracle Critical Patch Update October 2007 available at Oracle Metalink.
Links: http://www.oracle.com/technology/deploy/security/critical-patch-updates/cpuoct2007.html http://www.appsecinc.com/resources/alerts/oracle/2007-09.shtml
Copyright © 2007 Application Security, Inc. http://www.appsecinc.com
Application Security, Inc's database security solutions have helped over 900 organizations secure their databases from all internal and external threats while also ensuring that those organizations meet or exceed regulatory compliance and audit requirements.
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. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (MingW32)
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