PT-2013-21: XML External Entities Injection in Oracle Database
Version: 220.127.116.11, 18.104.22.168, 22.214.171.124, 126.96.36.199
Severity level: Medium
Impact: Internal Network Resources Access, Denial of Service
Access Vector: Remote
Base Score: 6.4
The Oracle Database (commonly referred to as Oracle RDBMS or simply as Oracle) is an object-relational database management system produced and marketed by Oracle Corporation.
The specialists of the Positive Research center have detected an XML External Entities Injection vulnerability in Oracle Database.
If an attacker sends specially crafted SQL query containing malformed XML to Oracle Database server, the server will automatically send the contents of remote resources to the attacker's server. This vulnerability also allows remote attackers to perform denial of service attacks.
How to fix
Update your software up to the latest version
26.02.2013 - Vendor gets vulnerability details
15.10.2013 - Vendor releases fixed version and details
25.10.2013 - Public disclosure
The vulnerability was detected by Timur Yunusov, Alexey Osipov, Positive Research Center (Positive Technologies Company)
Reports on the vulnerabilities previously discovered by Positive Research: