Symantec Embedded Security: Critical System Protection (SES:CSP) 1.0.x before 1.0 MP5, Embedded Security: Critical System Protection for Controllers and Devices (SES:CSP) 6.5.0 before MP1, Critical System Protection (SCSP) before 5.2.9 MP6, Data Center Security: Server Advanced Server (DCS:SA) 6.x before 6.5 MP1 and 6.6 before MP1, and Data Center Security: Server Advanced Server and Agents (DCS:SA) through 6.6 MP1 allow remote authenticated users to conduct argument-injection attacks by leveraging certain named-pipe access.