Microsoft Edge (Chromium-Based) Memory Corruption Vulnerability (Sep 2020)

# 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

CPE = "cpe:/a:microsoft:edge_chromium_based";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.817380");
  script_version("2024-02-19T05:05:57+0000");
  script_cve_id("CVE-2020-16884");
  script_tag(name:"cvss_base", value:"6.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:P");
  script_tag(name:"last_modification", value:"2024-02-19 05:05:57 +0000 (Mon, 19 Feb 2024)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2023-12-31 22:15:00 +0000 (Sun, 31 Dec 2023)");
  script_tag(name:"creation_date", value:"2020-09-09 09:00:21 +0530 (Wed, 09 Sep 2020)");
  script_name("Microsoft Edge (Chromium-Based) Memory Corruption Vulnerability (Sep 2020)");

  script_tag(name:"summary", value:"This host is missing an important security
  update according to Microsoft Edge (Chromium-Based) updates.");

  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 in the way that
  the IEToEdge Browser Helper Object (BHO) plugin on Internet Explorer handles objects in memory.");

  script_tag(name:"impact", value:"Successful exploitation will allow an attacker
  execute arbitrary code in the context of the current user.");

  script_tag(name:"affected", value:"Microsoft Edge (Chromium-Based) prior to version 85.0.564.51.");

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

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

  script_tag(name:"qod_type", value:"executable_version");
  script_xref(name:"URL", value:"https://docs.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security");
  script_xref(name:"URL", value:"https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2020-16884");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2020 Greenbone AG");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("gb_microsoft_edge_chromium_based_detect_win.nasl");
  script_mandatory_keys("microsoft_edge_chromium/installed", "microsoft_edge_chromium/ver");
  exit(0);
}

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

if(!infos = get_app_version_and_location(cpe:CPE, exit_no_version:TRUE)) exit(0);
edgeVer = infos['version'];
path = infos['location'];

if(version_is_less(version:edgeVer, test_version:"85.0.564.51"))
{
  report = report_fixed_ver(installed_version:edgeVer, fixed_version:"85.0.564.51", install_path:path);
  security_message(data:report);
  exit(0);
}
exit(99);