Microsoft Windows Multiple Vulnerabilities (KB4561608)

# SPDX-FileCopyrightText: 2020 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("1.3.6.1.4.1.25623.1.0.817142");
  script_version("2024-06-26T05:05:39+0000");
  script_xref(name:"CISA", value:"Known Exploited Vulnerability (KEV) catalog");
  script_xref(name:"URL", value:"https://www.cisa.gov/known-exploited-vulnerabilities-catalog");
  script_cve_id("CVE-2020-0915", "CVE-2020-0916", "CVE-2020-0986", "CVE-2020-1073",
                "CVE-2020-1160", "CVE-2020-1162", "CVE-2020-1194", "CVE-2020-1196",
                "CVE-2020-1197", "CVE-2020-1199", "CVE-2020-1201", "CVE-2020-1202",
                "CVE-2020-1203", "CVE-2020-1204", "CVE-2020-1207", "CVE-2020-1208",
                "CVE-2020-1211", "CVE-2020-1212", "CVE-2020-1213", "CVE-2020-1214",
                "CVE-2020-1215", "CVE-2020-1216", "CVE-2020-1217", "CVE-2020-1219",
                "CVE-2020-1220", "CVE-2020-1222", "CVE-2020-1230", "CVE-2020-1231",
                "CVE-2020-1232", "CVE-2020-1233", "CVE-2020-1234", "CVE-2020-1235",
                "CVE-2020-1236", "CVE-2020-1237", "CVE-2020-1238", "CVE-2020-1239",
                "CVE-2020-1241", "CVE-2020-1242", "CVE-2020-1244", "CVE-2020-1246",
                "CVE-2020-1247", "CVE-2020-1251", "CVE-2020-1253", "CVE-2020-1254",
                "CVE-2020-1255", "CVE-2020-1257", "CVE-2020-1258", "CVE-2020-1259",
                "CVE-2020-1260", "CVE-2020-1261", "CVE-2020-1262", "CVE-2020-1263",
                "CVE-2020-1264", "CVE-2020-1266", "CVE-2020-1269", "CVE-2020-1270",
                "CVE-2020-1271", "CVE-2020-1272", "CVE-2020-1274", "CVE-2020-1276",
                "CVE-2020-1277", "CVE-2020-1278", "CVE-2020-1279", "CVE-2020-1280",
                "CVE-2020-1281", "CVE-2020-1282", "CVE-2020-1283", "CVE-2020-1286",
                "CVE-2020-1287", "CVE-2020-1290", "CVE-2020-1291", "CVE-2020-1292",
                "CVE-2020-1293", "CVE-2020-1294", "CVE-2020-1296", "CVE-2020-1299",
                "CVE-2020-1300", "CVE-2020-1301", "CVE-2020-1302", "CVE-2020-1304",
                "CVE-2020-1305", "CVE-2020-1306", "CVE-2020-1309", "CVE-2020-1310",
                "CVE-2020-1311", "CVE-2020-1312", "CVE-2020-1314", "CVE-2020-1315",
                "CVE-2020-1316", "CVE-2020-1317", "CVE-2020-1324", "CVE-2020-1334",
                "CVE-2020-1348");
  script_tag(name:"cvss_base", value:"9.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_tag(name:"last_modification", value:"2024-06-26 05:05:39 +0000 (Wed, 26 Jun 2024)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-06-16 13:21:00 +0000 (Tue, 16 Jun 2020)");
  script_tag(name:"creation_date", value:"2020-06-10 08:52:23 +0530 (Wed, 10 Jun 2020)");
  script_name("Microsoft Windows Multiple Vulnerabilities (KB4561608)");

  script_tag(name:"summary", value:"This host is missing a critical security
  update according to Microsoft KB4561608");

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

  script_tag(name:"insight", value:"Multiple flaws exist due to:

  - An error when the Windows kernel fails to properly handle objects in memory.

  - An error when the Windows GDI component improperly discloses the contents of its
    memory.

  - An error when the Windows Runtime improperly handles objects in memory.

  - An error in the way that the VBScript engine handles objects in memory.

  Please see the references for more information about the vulnerabilities.");

  script_tag(name:"impact", value:"Successful exploitation will allow an attacker
  to execute arbitrary code, elevate privileges, disclose sensitive information, bypass
  security restrictions, conduct spoofing and denial of service attacks.");

  script_tag(name:"affected", value:"- Microsoft Windows 10 Version 1809 for 32-bit Systems

  - Microsoft Windows 10 Version 1809 for x64-based Systems

  - Microsoft Windows Server 2019");

  script_tag(name:"solution", value:"The vendor has released updates. Please see
  the references for more information.");

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

  script_xref(name:"URL", value:"https://support.microsoft.com/en-us/help/4561608");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2020 Greenbone AG");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("smb_reg_service_pack.nasl");
  script_require_ports(139, 445);
  script_mandatory_keys("SMB/WindowsVersion");
  exit(0);
}

include("smb_nt.inc");
include("secpod_reg.inc");
include("version_func.inc");
include("secpod_smb_func.inc");

if(hotfix_check_sp(win10:1, win10x64:1, win2019:1) <= 0)
  exit(0);

sysPath = smb_get_system32root();
if(!sysPath)
  exit(0);

dllVer = fetch_file_version(sysPath:sysPath, file_name:"drivers\Dxgkrnl.sys");
if(!dllVer)
  exit(0);

if(version_is_less(version:dllVer, test_version:"10.0.17763.1282"))
{
  report = report_fixed_ver(file_checked:sysPath + "\drivers\Dxgkrnl.sys",
                            file_version:dllVer, vulnerable_range:"Less than 10.0.17763.1282");
  security_message(data:report);
  exit(0);
}

exit(99);