Huawei Data Communication: Numeric Errors Vulnerability in Some Huawei Routers (huawei-sa-20171215-01-router)

# 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("1.3.6.1.4.1.25623.1.0.143990");
  script_version("2021-08-03T03:06:28+0000");
  script_tag(name:"last_modification", value:"2021-08-03 03:06:28 +0000 (Tue, 03 Aug 2021)");
  script_tag(name:"creation_date", value:"2020-05-27 08:05:52 +0000 (Wed, 27 May 2020)");
  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:"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:"2019-10-03 00:03:00 +0000 (Thu, 03 Oct 2019)");

  script_cve_id("CVE-2017-17300");

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

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

  script_name("Huawei Data Communication: Numeric Errors Vulnerability in Some Huawei Routers (huawei-sa-20171215-01-router)");

  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:"Some Huawei routers have a numeric error vulnerability.");

  script_tag(name:"insight", value:"An unauthenticated, remote attacker may send specific TCP
  messages with keychain authentication option to the affected products. Due to the improper
  validation of the messages, it will cause numeric errors when handling the messages. Successful
  exploit will cause the affected products to reset. (Vulnerability ID: HWPSIRT-2016-08021)

  This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-17300.
  Huawei has released software updates to fix this vulnerability. This advisory is available in the
  linked references.");

  script_tag(name:"impact", value:"Successful exploit will cause the affected products to reset.");

  script_tag(name:"affected", value:"S12700 versions V200R008C00 V200R009C00

S5700 versions V200R007C00 V200R008C00 V200R009C00

S6700 versions V200R008C00 V200R009C00

S7700 versions V200R008C00 V200R009C00

S9700 versions V200R008C00 V200R009C00");

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

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

  script_xref(name:"URL", value:"https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20171215-01-router-en");

  exit(0);
}

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

cpe_list = make_list("cpe:/o:huawei:s12700_firmware",
                     "cpe:/o:huawei:s5700_firmware",
                     "cpe:/o:huawei:s6700_firmware",
                     "cpe:/o:huawei:s7700_firmware",
                     "cpe:/o:huawei:s9700_firmware");

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

cpe = infos["cpe"];
version = toupper(infos["version"]);
patch = get_kb_item("huawei/vrp/patch");

if (cpe == "cpe:/o:huawei:s12700_firmware")  {
  if(version =~ "^V200R008C00" || version =~ "^V200R009C00") {
    if (!patch || version_is_less(version: patch, test_version: "V200R009C00SPC500")) {
      report = report_fixed_ver(installed_version: version, installed_patch: patch, fixed_version: "V200R009C00SPC500");
      security_message(port: 0, data: report);
      exit(0);
    }
  }
}
else if (cpe == "cpe:/o:huawei:s5700_firmware")  {
  if(version =~ "^V200R007C00" || version =~ "^V200R008C00" || version =~ "^V200R009C00") {
    if (!patch || version_is_less(version: patch, test_version: "V200R007SPH010")) {
      report = report_fixed_ver(installed_version: version, installed_patch: patch, fixed_version: "V200R007SPH010");
      security_message(port: 0, data: report);
      exit(0);
    }
  }
}
else if (cpe == "cpe:/o:huawei:s6700_firmware")  {
  if(version =~ "^V200R008C00" || version =~ "^V200R009C00") {
    if (!patch || version_is_less(version: patch, test_version: "V200R009C00SPC500")) {
      report = report_fixed_ver(installed_version: version, installed_patch: patch, fixed_version: "V200R009C00SPC500");
      security_message(port: 0, data: report);
      exit(0);
    }
  }
}
else if (cpe == "cpe:/o:huawei:s7700_firmware")  {
  if(version =~ "^V200R008C00" || version =~ "^V200R009C00") {
    if (!patch || version_is_less(version: patch, test_version: "V200R009C00SPC500")) {
      report = report_fixed_ver(installed_version: version, installed_patch: patch, fixed_version: "V200R009C00SPC500");
      security_message(port: 0, data: report);
      exit(0);
    }
  }
}
else if (cpe == "cpe:/o:huawei:s9700_firmware")  {
  if(version =~ "^V200R008C00" || version =~ "^V200R009C00") {
    if (!patch || version_is_less(version: patch, test_version: "V200R009C00SPC500")) {
      report = report_fixed_ver(installed_version: version, installed_patch: patch, fixed_version: "V200R009C00SPC500");
      security_message(port: 0, data: report);
      exit(0);
    }
  }
}

exit(99);