Oracle Database Buffer Overflows and DoS Vulnerabilities in Public Procedures of MDSYS.MD (DB12)
19 Jul. 2007
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.
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.