The Symantec Encryption Management Server (SEMS) product, prior to version 3.4.2 MP1, may be susceptible to a denial of service (DoS) exploit. A DoS attack is a type of attack whereby the perpetrator attempts to make a particular machine or network resource unavailable to its intended users by temporarily or indefinitely disrupting services of a specific host within a network.
The Web Email Protection component in Symantec Encryption Management Server (aka PGP Universal Server) before 3.3.2 allows remote authenticated users to read the stored outbound e-mail messages of arbitrary users via a modified URL.
Cross-site scripting (XSS) vulnerability in the Web Email Protection component in Symantec Encryption Management Server (formerly Symantec PGP Universal Server) before 3.3.0 MP2 allows remote authenticated users to inject arbitrary web script or HTML via a crafted encrypted e-mail attachment.