Cross-site scripting (XSS) vulnerability in SonicWall Email Security 6.1.1 allows remote attackers to inject arbitrary web script or HTML via the Host header in a request to a non-existent web page, which is not properly sanitized in an error page.
https://exchange.xforce.ibmcloud.com/vulnerabilities/42283
https://euvd.enisa.europa.eu/vulnerability/EUVD-2008-2159
http://www.securitytracker.com/id?1019999
http://www.securityfocus.com/bid/29107
http://archives.neohapsis.com/archives/fulldisclosure/2008-05/0226.html