# # This script was written by David Maciejak # # Ref: Scott Dewey # # This script is released under the GNU GPL v2 # if (description) { script_id(19584); script_bugtraq_id(14726); script_version("$Revision: 1.1 $"); name["english"] = "Phorum register.php Cross-Site Scripting"; script_name(english:name["english"]); desc["english"] = " The remote version of Phorum contains a script called 'register.php' which is vulnerable to a cross-site scripting attack. An attacker may exploit this problem to steal the authentication credentials of third party users. See also : http://archives.neohapsis.com/archives/fulldisclosure/2005-09/0018.html Solution : Upgrade to Phorum 5.0.18 or later. Risk factor : Medium"; script_description(english:desc["english"]); summary["english"] = "Checks for cross-site scripting vulnerability in Phorum's register.php"; script_summary(english:summary["english"]); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2005 David Maciejak"); family["english"] = "CGI abuses : XSS"; script_family(english:family["english"]); script_dependencie("phorum_detect.nasl"); script_require_ports("Services/www", 80); exit(0); } include("http_func.inc"); port = get_http_port(default:80); if (!get_port_state(port)) exit(0); if (!can_host_php(port:port)) exit(0); install = get_kb_item(string("www/", port, "/phorum")); if (isnull(install)) exit(0); matches = eregmatch(string:install, pattern:"^(.+) under (/.*)$"); if (!isnull(matches)) { ver = matches[1]; if (ver =~ "^([0-4]\..*|5\.0\.([0-9][^0-9]*|1[0-7][^0-9]*))$") security_warning(port); }