'System.IO.Pipelines' Denial of Service Vulnerability (Sep 2018) - Windows

# SPDX-FileCopyrightText: 2018 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

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.814210");
  script_version("2024-02-09T05:06:25+0000");
  script_cve_id("CVE-2018-8409");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_tag(name:"last_modification", value:"2024-02-09 05:06:25 +0000 (Fri, 09 Feb 2024)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/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:"2022-10-04 17:54:00 +0000 (Tue, 04 Oct 2022)");
  script_tag(name:"creation_date", value:"2018-09-14 16:54:50 +0530 (Fri, 14 Sep 2018)");
  script_name("'System.IO.Pipelines' Denial of Service Vulnerability (Sep 2018) - Windows");

  script_tag(name:"summary", value:"'System.IO.Pipelines' package is prone to a denial of service 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 an error on how
  'System.IO.Pipelines' handles requests.");

  script_tag(name:"impact", value:"Successful exploitation will allow an attacker
  to cause a denial of service against an application that is leveraging
  System.IO.Pipelines.");

  script_tag(name:"affected", value:"System.IO.Pipelines package version 4.5.0");

  script_tag(name:"solution", value:"Upgrade to  System.IO.Pipelines package
  version 4.5.1 or later. Please see the referenced links for more info.");

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

  script_xref(name:"URL", value:"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8409");
  script_xref(name:"URL", value:"https://blogs.msdn.microsoft.com/dotnet/2018/09/11/net-core-september-2018-update");
  script_xref(name:"URL", value:"https://www.nuget.org/packages/System.IO.Pipelines");
  script_xref(name:"URL", value:"https://github.com/aspnet/announcements/issues/316");
  script_xref(name:"URL", value:"https://github.com/dotnet/announcements/issues/83");

  script_copyright("Copyright (C) 2018 Greenbone AG");
  script_category(ACT_GATHER_INFO);
  script_family("Windows");
  script_dependencies("smb_reg_service_pack.nasl", "gb_wmi_access.nasl", "lsc_options.nasl");
  script_mandatory_keys("WMI/access_successful", "SMB/WindowsVersion");
  script_exclude_keys("win/lsc/disable_wmi_search");

  exit(0);
}

include("smb_nt.inc");
include("version_func.inc");
include("wmi_file.inc");
include("list_array_func.inc");

if( get_kb_item( "win/lsc/disable_wmi_search" ) )
  exit( 0 );

infos = kb_smb_wmi_connectinfo();
if( ! infos )
  exit( 0 );

handle = wmi_connect( host:infos["host"], username:infos["username_wmi_smb"], password:infos["password"] );
if( ! handle )
  exit( 0 );

# TODO: Limit to a possible known common path
fileList = wmi_file_file_search( handle:handle, fileName:"system.io.pipelines.4.5.0", fileExtn:"nupkg", includeHeader:FALSE );
wmi_close( wmi_handle:handle );
if( ! fileList || ! is_array( fileList ) )
  exit( 0 );

report = "";  # nb: To make openvas-nasl-lint happy...

foreach filePath( fileList ) {

  if( eregmatch( pattern:".*system.io.pipelines.4.5.0.nupkg", string:filePath ) ) {
    VULN = TRUE;
    report += report_fixed_ver( file_version:"4.5.0", file_checked:filePath, fixed_version:"4.5.1" ) + '\n';
  }
}

if( VULN ) {
  security_message( port:0, data:report );
  exit( 0 );
}

exit( 99 );