CVE-2012-0228
Invensys Wonderware Information Server 4.0 SP1 and 4.5 does not properly implement client controls, which allows remote attackers to bypass intended access restrictions via unspecified vectors.
Date published : 2012-04-02
http://www.securityfocus.com/bid/52851
http://www.us-cert.gov/control_systems/pdf/ICSA-12-062-01.pdf