PHP 7.x < 7.0.18, 7.1.x < 7.1.4 SSRF Security Bypass Vulnerability - Linux

# 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("1.3.6.1.4.1.25623.1.0.108138");
  script_version("2025-09-24T05:39:03+0000");
  script_tag(name:"last_modification", value:"2025-09-24 05:39:03 +0000 (Wed, 24 Sep 2025)");
  script_tag(name:"creation_date", value:"2017-04-18 06:00:00 +0200 (Tue, 18 Apr 2017)");
  script_tag(name:"cvss_base", value:"5.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2018-02-26 02:29:00 +0000 (Mon, 26 Feb 2018)");

  script_cve_id("CVE-2017-7272");

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

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

  script_name("PHP 7.x < 7.0.18, 7.1.x < 7.1.4 SSRF Security Bypass Vulnerability - Linux");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2017 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_php_consolidation.nasl", "os_detection.nasl");
  script_mandatory_keys("php/detected", "Host/runs_unixoide");

  script_tag(name:"summary", value:"PHP is prone to a security bypass 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 the php_wddx_pop_element function in
  ext/wddx/wddx.c via an inapplicable class name in a wddxPacket XML document, leading to
  mishandling in a wddx_deserialize call.");

  script_tag(name:"impact", value:"An attacker can exploit this issue to bypass security
  restrictions and perform unauthorized actions. This may aid in further attacks.");

  script_tag(name:"affected", value:"PHP versions 7.0.x prior to 7.0.18 and 7.1.x prior to
  7.1.4.");

  script_tag(name:"solution", value:"Update to version 7.0.18, 7.1.4 or later.");

  script_xref(name:"URL", value:"http://www.php.net/ChangeLog-7.php");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/97178");
  script_xref(name:"URL", value:"http://bugs.php.net/74216");

  exit(0);
}

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

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

if (!infos = get_app_version_and_location(cpe: CPE, port: port, exit_no_version: TRUE))
  exit(0);

version = infos["version"];
location = infos["location"];

if (version_in_range_exclusive(version: version, test_version_lo: "7.0.0", test_version_up: "7.0.18")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "7.0.18", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range_exclusive(version: version, test_version_lo: "7.1.0", test_version_up: "7.1.4")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "7.1.4", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);