From: SecuriTeam <support@securiteam.com.>
To: [email protected]
Date: 19 Jul 2007 15:17:25 +0200
Subject: [UNIX] Oracle Database Buffer Overflows and DoS Vulnerabilities in Public Procedures of MDSYS.MD (DB12)
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Oracle Database Buffer Overflows and DoS Vulnerabilities in Public
Procedures of MDSYS.MD (DB12)
------------------------------------------------------------------------
SUMMARY
Oracle Database Server provides the MDSYS.MD package that is used in the
Oracle Spatial component. These packages contain many public procedures
that are vulnerable to buffer overflow and denial of service attacks.
DETAILS
Impact:
By default MDSYS.MD 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 Oracle server process.
Vendor Status:
Vendor was contacted and a patch was released.
Workaround:
Restrict access to the MDSYS.MD package.
Fix:
Apply Oracle Critical Patch Update July 2007 available at Oracle Metalink:
<http://www.oracle.com/technology/deploy/security/critical-patch-updates/cpujul2007.html>; http://www.oracle.com/technology/deploy/security/critical-patch-updates/cpujul2007.html
ADDITIONAL INFORMATION
The information has been provided by <mailto:shatter@appsecinc.com.> Team
SHATTER.
The original article can be found at:
<http://www.appsecinc.com/resources/alerts/oracle/2007-05.shtml>;
http://www.appsecinc.com/resources/alerts/oracle/2007-05.shtml
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