CVE-2012-4693
Invensys Wonderware InTouch 2012 R2 and earlier and Siemens ProcessSuite use a weak encryption algorithm for data in Ps_security.ini, which makes it easier for local users to discover passwords by reading this file.
Date published : 2012-12-18
http://www.us-cert.gov/control_systems/pdf/ICSA-12-348-01.pdf