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ATutor Cross Site Scripting Vulnerability

2006-03-26T00:00:00
ID OPENVAS:136141256231019587
Type openvas
Reporter Copyright (C) 2005 Josh Zlatin-Amishav
Modified 2020-05-08T00:00:00

Description

The remote version of ATutor is prone to cross-site scripting attacks due to its failure to sanitize user-supplied input.

                                        
                                            ###############################################################################
# OpenVAS Vulnerability Test
#
# ATutor Cross Site Scripting Vulnerability
#
# Authors:
# Josh Zlatin-Amishav <josh at ramat doti cc>
#
# Copyright:
# Copyright (C) 2005 Josh Zlatin-Amishav
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2,
# as published by the Free Software Foundation
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
###############################################################################

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

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.19587");
  script_version("2020-05-08T08:34:44+0000");
  script_tag(name:"last_modification", value:"2020-05-08 08:34:44 +0000 (Fri, 08 May 2020)");
  script_tag(name:"creation_date", value:"2006-03-26 17:55:15 +0200 (Sun, 26 Mar 2006)");
  script_cve_id("CVE-2005-2649");
  script_bugtraq_id(14598);
  script_xref(name:"OSVDB", value:"18842");
  script_xref(name:"OSVDB", value:"18843");
  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("ATutor Cross Site Scripting Vulnerability");

  script_category(ACT_ATTACK);
  script_family("Web application abuses");
  script_copyright("Copyright (C) 2005 Josh Zlatin-Amishav");
  script_dependencies("gb_atutor_detect.nasl", "cross_site_scripting.nasl");
  script_mandatory_keys("atutor/detected");
  script_require_ports("Services/www", 80);

  script_xref(name:"URL", value:"http://archives.neohapsis.com/archives/bugtraq/2005-08/0261.html");
  script_xref(name:"URL", value:"http://archives.neohapsis.com/archives/fulldisclosure/2005-08/0600.html");

  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:"summary", value:"The remote version of ATutor is prone to cross-site scripting
  attacks due to its failure to sanitize user-supplied input.");

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

  exit(0);
}

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

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

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

if (dir == "/")
  dir = "";

vtstrings = get_vt_strings();
xss = "<script>alert(" + vtstrings["lowercase_rand"] + ")</script>";
# nb: the url-encoded version is what we need to pass in.
exss = urlencode( str:xss );

host = http_host_name( port:port );

if( http_get_has_generic_xss( port:port, host:host ) ) exit( 0 );

url = dir + '/login.php?course=">' + exss;

req = http_get( item:url, port:port );
res = http_keepalive_send_recv( port:port, data:req );

if( res =~ "^HTTP/1\.[01] 200" && xss >< res &&
    egrep( string:res, pattern:"Web site engine's code is copyright .+ href=.http://www\.atutor\.ca" ) ) {
  report = http_report_vuln_url( port:port, url:url );
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 0 );
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