Siemens Gigaset SX762 Default Credentials (HTTP)

# SPDX-FileCopyrightText: 2013 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

CPE = "cpe:/h:siemens:gigaset_sx762";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.103730");
  script_version("2024-09-25T05:06:11+0000");
  script_tag(name:"cvss_base", value:"9.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:C/I:P/A:P");
  script_tag(name:"last_modification", value:"2024-09-25 05:06:11 +0000 (Wed, 25 Sep 2024)");
  script_tag(name:"creation_date", value:"2013-06-05 14:44:04 +0200 (Wed, 05 Jun 2013)");
  script_name("Siemens Gigaset SX762 Default Credentials (HTTP)");
  script_category(ACT_ATTACK);
  script_family("Default Accounts");
  script_copyright("Copyright (C) 2013 Greenbone AG");
  script_dependencies("gb_siemens_gigaset_sx762_http_detect.nasl",
                      "gb_default_credentials_options.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("siemens/gigaset/sx762/http/detected");
  script_exclude_keys("default_credentials/disable_default_account_checks");

  script_tag(name:"solution", value:"Change the password.");

  script_tag(name:"solution_type", value:"Mitigation");

  script_tag(name:"summary", value:"The remote Siemens Gigaset SX762 is using known default
  credentials.");

  script_tag(name:"impact", value:"This issue may be exploited by a remote attacker to
  gain access to sensitive information or modify system configuration.");

  script_tag(name:"insight", value:"It was possible to login with password 'admin'.");

  script_tag(name:"qod_type", value:"remote_vul");

  exit(0);
}

if(get_kb_item("default_credentials/disable_default_account_checks"))
  exit(0);

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

if(!port = get_app_port(cpe:CPE, service:"www"))
  exit(0);

if(!get_app_location(cpe:CPE, port:port, nofork:TRUE))
  exit(0);

useragent = http_get_user_agent();
host = http_host_name(port:port);

login =  'form_submission_type=login&form_submission_parameter=&current_page=welcome_login.html';
login += '&next_page=home_security.html&i=1&admin_role_name=administrator&operator_role_name=operator';
login += '&subscriber_role_name=subscriber&choose_role=0&your_password=admin&Login=OK';

len = strlen(login);

req = string("POST /UE/ProcessForm HTTP/1.1\r\n",
             "Host: ", host, "\r\n",
             "User-Agent: ", useragent, "\r\n",
             "Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8\r\n",
             "Accept-Language: de-de,de;q=0.8,en-us;q=0.5,en;q=0.3\r\n",
             "Accept-Encoding: identity\r\n",
             "Connection: close\r\n",
             "Referer: http://", host, "/UE/welcome_login.html\r\n",
             "Content-Type: application/x-www-form-urlencoded\r\n",
             "Content-Length: ", len, "\r\n",
             "\r\n",
             login);
result = http_send_recv(port:port, data:req, bodyonly:FALSE);

url = "/UE/advanced.html";
req = http_get(item:url, port:port);
buf = http_keepalive_send_recv(port:port, data:req, bodyonly:FALSE);

if("Log Off" >< buf && "security.html" >< buf && "status.html" >< buf) {
  report = http_report_vuln_url(port:port, url:url);
  security_message(port:port, data:report);
  exit(0);
}

exit(99);