PT-2012-61: XML External Entities Injection in SAP Sybase ASE
SAP Sybase ASE
Version: 15.7 ESD 2 and earlier
Severity level: Medium
Impact: File System Access
Access Vector: Remote
Base Score: 4.0
SAP Sybase ASE is a relative database management system developed by SAP.
The specialists of the Positive Research center have detected an XML External Entities Injection vulnerability in SAP Sybase ASE.
The vulnerability was detected in the xmlparse procedure in SAP Sybase ASE. Using a specially crafted SQL request, unprivileged user is able to read arbitrary files with privileges of the user that run ASE.
How to fix
Update your software up to the latest version
27.12.2012 - Vulnerability details were sent to CERT
10.09.2013 - Vendor releases fixed version and details
24.10.2013 - Public disclosure
The vulnerability was detected by Igor Bulatenko, Positive Research Center (Positive Technologies Company)
Reports on the vulnerabilities previously discovered by Positive Research: