Joomla SmartFormer 2.4.1 Shell Upload Vulnerability

# SPDX-FileCopyrightText: 2016 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:/a:joomla:joomla";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.107023");
  script_version("2023-07-20T05:05:17+0000");
  script_tag(name:"last_modification", value:"2023-07-20 05:05:17 +0000 (Thu, 20 Jul 2023)");
  script_tag(name:"qod_type", value:"remote_banner");
  script_tag(name:"creation_date", value:"2016-07-06 06:40:16 +0200 (Wed, 06 Jul 2016)");
  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("Joomla SmartFormer 2.4.1 Shell Upload Vulnerability");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2016 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("joomla_detect.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("joomla/installed");

  script_tag(name:"insight", value:"The vulnerability is due to a Smartformer component which allows unauthorized
  access to certain files.");
  script_tag(name:"summary", value:"Detects the installed version of Joomla Smartformer.
  The script detects the version of Joomla Smartformer component on remote host and tells whether it is vulnerable or not.");
  script_tag(name:"impact", value:"Successful exploitation will allow an
  unauthenticated remote attacker to upload shell files in an affected site.");
  script_tag(name:"affected", value:"Joomla Smartformer 2.4.1.");
  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:"solution_type", value:"WillNotFix");

  script_xref(name:"URL", value:"https://www.itoris.com/joomla-extensions/");
  script_xref(name:"URL", value:"https://packetstormsecurity.com/files/137730/joomlasmartformer-shell.txt");

  exit(0);
}

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

if(!appPort = get_app_port(cpe:CPE)){
  exit(0);
}

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

url = dir + '/administrator/components/com_smartformer/smartformer_joomla1.5.xml';
sndReq = http_get( item: url, port:appPort );
rcvRes = http_keepalive_send_recv( port: appPort, data:sndReq, bodyonly:FALSE );

if (rcvRes !~ "<?xml version" && "Smart Former" >!< rcvRes && "joomla" >!< rcvRes) exit (0);

if(ve = egrep( pattern:'<version>([0-9])+', string:rcvRes) ) {
  tmpVer = eregmatch ( pattern:'<version>(([0-9])[.]([0-9])[.]([0-9]))', string: ve);
}

if(tmpVer[1] ) {
  smfVer = tmpVer[1];
}

if (version_is_equal (version: smfVer, test_version: "2.4.1")) {
  report = report_fixed_ver(installed_version:smfVer, fixed_version:"None Available");
  security_message(port:appPort, data:report);
  exit(0);
}

exit(99);