Multiple Symantec AntiVirus products, including Norton AntiVirus 2005 11.0.0, Web Security Web Security 3.0.1.72, Mail Security for SMTP 4.0.5.66, AntiVirus Scan Engine 4.3.7.27, SAV/Filter for Domino NT 3.1.1.87, and Mail Security for Exchange 4.5.4.743, when running on Windows, allows remote attackers to cause a denial of service (component crash) and avoid detection via a crafted RAR file.

The license registering interface in Symantec Web Security (SWS) before 3.0.1.85 allows attackers to cause a denial of service (CPU consumption) by submitting a large file.

Multiple cross-site scripting (XSS) vulnerabilities in Symantec Web Security (SWS) before 3.0.1.85 allow remote attackers to inject arbitrary web script or HTML via unspecified vectors related to (1) error messages and (2) blocked page messages produced by SWS.