Google Chrome Security Updates (stable-channel-update-for-desktop-2018-04) - Linux

# 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

CPE = "cpe:/a:google:chrome";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.813095");
  script_version("2025-09-12T05:38:45+0000");
  script_cve_id("CVE-2018-6085", "CVE-2018-6086", "CVE-2018-6087", "CVE-2018-6088",
                "CVE-2018-6089", "CVE-2018-6090", "CVE-2018-6091", "CVE-2018-6092",
                "CVE-2018-6093", "CVE-2018-6094", "CVE-2018-6095", "CVE-2018-6096",
                "CVE-2018-6097", "CVE-2018-6098", "CVE-2018-6099", "CVE-2018-6100",
                "CVE-2018-6101", "CVE-2018-6102", "CVE-2018-6103", "CVE-2018-6104",
                "CVE-2018-6105", "CVE-2018-6106", "CVE-2018-6107", "CVE-2018-6108",
                "CVE-2018-6109", "CVE-2018-6110", "CVE-2018-6111", "CVE-2018-6112",
                "CVE-2018-6113", "CVE-2018-6114", "CVE-2018-6115", "CVE-2018-6116",
                "CVE-2018-6117");
  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:"2025-09-12 05:38:45 +0000 (Fri, 12 Sep 2025)");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2019-03-01 20:03:00 +0000 (Fri, 01 Mar 2019)");
  script_tag(name:"creation_date", value:"2018-04-18 14:30:38 +0530 (Wed, 18 Apr 2018)");
  script_name("Google Chrome Security Updates (stable-channel-update-for-desktop-2018-04) - Linux");

  script_tag(name:"summary", value:"Google Chrome is prone to multiple vulnerabilities.");

  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:

  - Multiple use after free errors in 'Disk Cache', 'WebAssembly' and 'PDFium'.

  - A same origin policy bypass error in Service Worker.

  - A heap buffer overflow error in Skia.

  - An incorrect handling of plug-ins by Service Worker.

  - An integer overflow error in WebAssembly.

  - Multiple UI spoofing errors.

  - Multiple URL spoofing errors in Omnibox.

  - An insufficient protection of remote debugging prototol in DevTools.

  - An incorrect handling of promises in V8, files by FileAPI, plaintext files
    via file://.

  - An incorrect low memory handling in WebAssembly.

  - A content security policy bypass error.");

  script_tag(name:"impact", value:"Successful exploitation will allow remote
  attackers to conduct spoofing attacks, bypass security restrictions, cause
  denial of service condition and also some unspecified impacts.");

  script_tag(name:"affected", value:"Google Chrome version prior to 66.0.3359.117 on Linux.");

  script_tag(name:"solution", value:"Upgrade to Google Chrome version
  66.0.3359.117 or later. 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://chromereleases.googleblog.com/2018/04/stable-channel-update-for-desktop.html");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2018 Greenbone AG");
  script_family("General");
  script_dependencies("gb_google_chrome_detect_lin.nasl");
  script_mandatory_keys("Google-Chrome/Linux/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);

vers = infos["version"];
path = infos["location"];

if(version_is_less(version:vers, test_version:"66.0.3359.117")) {
  report = report_fixed_ver(installed_version:vers, fixed_version:"66.0.3359.117", install_path:path);
  security_message(port:0, data:report);
  exit(0);
}

exit(99);