Team SHATTER Security Advisory: Oracle Database Buffer Overflow in SYS.OLAPIMPL_T.ODCITABLESTART
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Team SHATTER Security Advisory
Oracle Database Buffer Overflow in SYS.OLAPIMPL_T.ODCITABLESTART
January 29, 2009
Risk Level:
High
Affected versions:
Oracle Database Server version 9iR2
Remote exploitable:
Yes (Authentication to Database Server is needed)
Credits:
This vulnerability was discovered and researched by Esteban Martínez Fayó of
Application Security Inc.
Details:
Oracle Database Server provides the SYS.OLAPIMPL_T package. This package
contains the procedure ODCITABLESTART which is vulnerable to buffer overflow
attacks.
Impact:
By default SYS.OLAPIMPL_T 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 contacted and a patch was released.
Workaround:
Restrict access to the SYS.OLAPIMPL_T package.
Fix:
Apply Oracle Critical Patch Update January 2009 available at Oracle Metalink.
CVE:
CVE-2008-3974
Links:
http://www.oracle.com/technology/deploy/security/critical-patch-updates/cpujan2009.html
http://www.appsecinc.com/resources/alerts/oracle/2009-02.shtml
Timeline:
Vendor Notification - 2/22/2005
Fix - 1/13/2009
Public Disclosure - 1/29/2009
Application Security, Inc's database security solutions have helped over 1000
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.
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