PHP Denial of Service Vulnerability (Jul 2017) - Windows

# SPDX-FileCopyrightText: 2017 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:php:php";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.811486");
  script_version("2024-02-09T05:06:25+0000");
  script_cve_id("CVE-2017-11142");
  script_tag(name:"cvss_base", value:"7.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:C");
  script_tag(name:"last_modification", value:"2024-02-09 05:06:25 +0000 (Fri, 09 Feb 2024)");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2018-01-14 02:29:00 +0000 (Sun, 14 Jan 2018)");
  script_tag(name:"creation_date", value:"2017-07-13 17:38:21 +0530 (Thu, 13 Jul 2017)");
  script_name("PHP Denial of Service Vulnerability (Jul 2017) - Windows");

  script_tag(name:"summary", value:"PHP is prone to a denial of service (DoS) vulnerability.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");

  script_tag(name:"insight", value:"The flaw exists due to improper handling of long
  form variables in main/php_variables.c script.");

  script_tag(name:"impact", value:"Successfully exploiting this issue allow
  an attacker to cause a CPU consumption denial of service attack.");

  script_tag(name:"affected", value:"PHP versions before 5.6.31, 7.x before 7.0.17,
  and 7.1.x before 7.1.3");

  script_tag(name:"solution", value:"Update to PHP version 5.6.31, 7.0.17,
  7.1.3 or later.");

  script_xref(name:"URL", value:"http://www.php.net/ChangeLog-5.php");
  script_xref(name:"URL", value:"http://www.php.net/ChangeLog-7.php");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"remote_banner");
  script_copyright("Copyright (C) 2017 Greenbone AG");
  script_category(ACT_GATHER_INFO);
  script_family("Denial of Service");
  script_dependencies("secpod_php_smb_login_detect.nasl", "gb_php_http_detect.nasl", "os_detection.nasl");
  script_mandatory_keys("php/detected", "Host/runs_windows");

  exit(0);
}

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

if(isnull(phpport = get_app_port(cpe:CPE))){
  exit(0);
}

if(! vers = get_app_version(cpe:CPE, port:phpport)){
  exit(0);
}

if(version_is_less(version:vers, test_version:"5.6.31")){
  fix = "5.6.31";
}

else if(version_in_range(version:vers, test_version:"7.0", test_version2:"7.0.16")){
  fix = "7.0.17";
}

else if(version_in_range(version:vers, test_version:"7.1", test_version2:"7.1.2")){
  fix = "7.1.3";
}

if(fix)
{
  report = report_fixed_ver(installed_version:vers, fixed_version:fix);
  security_message(port:phpport, data:report);
  exit(0);
}
exit(99);