XOOPS viewtopic.php Cross Site Scripting Vulnerability

# SPDX-FileCopyrightText: 2004 David Maciejak
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

CPE = "cpe:/a:xoops:xoops";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.15480");
  script_version("2023-08-03T05:05:16+0000");
  script_tag(name:"last_modification", value:"2023-08-03 05:05:16 +0000 (Thu, 03 Aug 2023)");
  script_tag(name:"creation_date", value:"2005-11-03 14:08:04 +0100 (Thu, 03 Nov 2005)");
  script_cve_id("CVE-2004-2756");
  script_tag(name:"cvss_base", value:"4.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:P/A:N");
  script_name("XOOPS viewtopic.php Cross Site Scripting Vulnerability");
  script_category(ACT_ATTACK);
  script_copyright("Copyright (C) 2004 David Maciejak");
  script_family("Web application abuses");
  script_dependencies("secpod_xoops_detect.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("XOOPS/installed");

  script_xref(name:"URL", value:"http://www.securitytracker.com/alerts/2004/Jan/1008849.html");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/9497");

  script_tag(name:"summary", value:"The remote web server contains a PHP script that is prone to cross-
  site scripting attacks.");

  script_tag(name:"insight", value:"The weblinks module of XOOPS contains a file named 'viewtopic.php' in
  the '/modules/newbb' directory. The code of the module insufficiently filters out user provided data.");

  script_tag(name:"impact", value:"The URL parameter used by 'viewtopic.php' can be used to insert malicious
  HTML and/or JavaScript in to the web page.");

  script_tag(name:"solution", value:"No known solution was made available for at least one year since the disclosure
  of this vulnerability. Likely none will be provided anymore. General solution options are to upgrade to a newer release,
  disable respective features, remove the product or replace the product by another one.");

  script_tag(name:"qod_type", value:"remote_app");
  script_tag(name:"solution_type", value:"WillNotFix");

  exit(0);
}

include("http_func.inc");
include("http_keepalive.inc");
include("host_details.inc");

if( ! port = get_app_port( cpe:CPE ) ) exit( 0 );
if( ! dir = get_app_location( cpe:CPE, port:port ) ) exit( 0 );

if( dir == "/" ) dir = "";
url = dir + '/modules/newbb/viewtopic.php?topic_id=14577&forum=2\"><script>foo</script>';
req = http_get( item:url, port:port );
res = http_keepalive_send_recv( port:port, data:req );

if( res =~ "^HTTP/1\.[01] 200" && "<script>foo</script>" >< res ) {
  report = http_report_vuln_url( port:port, url:url );
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 99 );