Huawei Products Insufficient Input Verification (huawei-sa-20200610-02-validation)

# Copyright (C) 2020 Greenbone Networks GmbH
# 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-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.144122");
  script_version("2021-08-17T12:00:57+0000");
  script_tag(name:"last_modification", value:"2021-08-17 12:00:57 +0000 (Tue, 17 Aug 2021)");
  script_tag(name:"creation_date", value:"2020-06-17 05:58:51 +0000 (Wed, 17 Jun 2020)");
  script_tag(name:"cvss_base", value:"4.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:P/I:N/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-06-18 19:38:00 +0000 (Thu, 18 Jun 2020)");

  script_cve_id("CVE-2020-9075");

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

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

  script_name("Huawei Products Insufficient Input Verification (huawei-sa-20200610-02-validation)");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2020 Greenbone Networks GmbH");
  script_family("Huawei");
  script_dependencies("gb_huawei_vrp_network_device_consolidation.nasl");
  script_mandatory_keys("huawei/vrp/detected");

  script_tag(name:"summary", value:"Multiple Huawei products are prone to an insufficient input verification
  vulnerability.");

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

  script_tag(name:"insight", value:"An attacker with limited privilege can exploit this vulnerability to
  access a specific directory. Successful exploitation of this vulnerability may lead to information leakage.");

  script_tag(name:"impact", value:"Successful exploitation of this vulnerability may lead to information leakage.");

  script_tag(name:"affected", value:"Huawei Secospace USG6300 and USG6300E.");

  script_tag(name:"solution", value:"See the referenced vendor advisory for a solution.");

  script_xref(name:"URL", value:"http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200610-02-validation-en");

  exit(0);
}

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

cpe_list = make_list("cpe:/o:huawei:usg6300_firmware",
                     "cpe:/o:huawei:usg6300e_firmware");

if (!infos = get_app_version_from_list(cpe_list: cpe_list, nofork: TRUE))
  exit(0);

cpe = infos["cpe"];
version = toupper(infos["version"]);

if (cpe == "cpe:/o:huawei:usg6300_firmware") {
  if (version == "V500R001C30" || version == "V500R001C50" || version == "V500R001C60" ||
      version == "V500R001C80" || version == "V500R005C00" || version == "V500R005C10") {
    report = report_fixed_ver(installed_version: version, fixed_version: "V500R005C20SPC500");
    security_message(port: 0, data: report);
    exit(0);
  }
}

if (cpe == "cpe:/o:huawei:usg6300e_firmware") {
  if (version == "V600R006C00") {
    report = report_fixed_ver(installed_version: version, fixed_version: "V600R007C00SPC200");
    security_message(port: 0, data: report);
    exit(0);
  }
}

exit(99);