Huawei Data Communication: Privilege Escalation Vulnerability in Some Huawei Products (huawei-sa-20181010-01-debug)

# 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("1.3.6.1.4.1.25623.1.0.107835");
  script_version("2020-06-05T12:34:50+0000");
  script_tag(name:"last_modification", value:"2020-06-05 12:34:50 +0000 (Fri, 05 Jun 2020)");
  script_tag(name:"creation_date", value:"2020-05-26 15:22:01 +0200 (Tue, 26 May 2020)");
  script_tag(name:"cvss_base", value:"7.2");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:N/C:C/I:C/A:C");

  script_cve_id("CVE-2018-8897");

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

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

  script_name("Huawei Data Communication: Privilege Escalation Vulnerability in Some Huawei Products (huawei-sa-20181010-01-debug)");

  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:"A statement in the System Programming Guide of the Intel 64 and IA-32 Architectures Software Developer's Manual (SDM) was mishandled in the development of some or all operating-system kernels.");

  script_tag(name:"insight", value:"A statement in the System Programming Guide of the Intel 64 and IA-32 Architectures Software Developer's Manual (SDM) was mishandled in the development of some or all operating-system kernels, resulting in unexpected behavior for #DB exceptions that are deferred by MOV SS or POP SS, as demonstrated by (for example) privilege escalation in Windows, some Xen configurations, or FreeBSD, or a Linux kernel. Some of Huawei products also be affected for this vulnerability. An attacker may exploit this vulnerability to escalate their privileges. (Vulnerability ID: HWPSIRT-2018-05100)This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2018-8897.Huawei has released software updates to fix this vulnerability. This advisory is available in the linked references.");

  script_tag(name:"impact", value:"An attacker may exploit this vulnerability to escalate their privileges.");

  script_tag(name:"affected", value:"EulerOS versions V200R002C10 V200R002C20 V200R003C00 V200R005C00

FusionModule1000A versions V100R003C10

FusionSphere OpenStack versions V100R005C00 V100R005C10 V100R006C00 V100R006C10 V100R006C30

ManageOne versions V100R003C00 V100R006C30

OceanStor Backup Software versions V100R001C00 V100R002C00 V100R002C00SPC200 V200R001C00 V200R001C00SPC200

SMC2.0 versions V100R003C10 V500R002C00

eSpace VCN3000 versions V100R002C00 V100R002C10 V100R002C20

iManager NetEco versions V600R007C00 V600R007C10 V600R007C11 V600R007C12 V600R007C20 V600R007C40

iManager NetEco 6000 versions V600R007C40 V600R007C60 V600R007C80 V600R007C90");

  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-20181010-01-debug-en");

  exit(0);
}

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

cpe_list = make_list( "cpe:/o:huawei:_firmware" ); #no known vulnerable devices

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:_firmware" ) {
  if( version == "" || version == "" || version == "" || version == "" ||
      version == "" ) {
    report = report_fixed_ver( installed_version:version, fixed_version:"" );
    security_message( port:0, data:report );
    exit( 0 );
  }
}

exit( 99 );