Multiple cross-site scripting (XSS) vulnerabilities in GuestAccess.jsp in the Guest/Contractor access component in the administrative interface in Bradford Network Sentry before 5.3.3 allow remote authenticated users to inject arbitrary web script or HTML via unspecified fields.

Multiple cross-site request forgery (CSRF) vulnerabilities in the administrative interface in Bradford Network Sentry before 5.3.3 allow remote attackers to hijack the authentication of administrators for requests that (1) insert XSS sequences or (2) send messages to clients.

The agent in Bradford Network Sentry before 5.3.3 does not require authentication for messages, which allows remote attackers to trigger the display of arbitrary text on a workstation via a crafted packet to UDP port 4567, as demonstrated by a replay attack.