Google Chrome < 151.0.7922.173 Multiple Vulnerabilities

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(338407);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/08/21");

  script_cve_id(
    "CVE-2026-76017",
    "CVE-2026-76018",
    "CVE-2026-76019",
    "CVE-2026-76020",
    "CVE-2026-76021",
    "CVE-2026-76022",
    "CVE-2026-76023"
  );
  script_xref(name:"IAVA", value:"2026-A-0869");

  script_name(english:"Google Chrome < 151.0.7922.173 Multiple Vulnerabilities");

  script_set_attribute(attribute:"synopsis", value:
"A web browser installed on the remote macOS host is affected by multiple vulnerabilities.");
  script_set_attribute(attribute:"description", value:
"The version of Google Chrome installed on the remote macOS host is prior to 151.0.7922.173. It is, therefore, affected
by multiple vulnerabilities as referenced in the 2026_08_stable-channel-update-for-desktop_0404570826 advisory.

  - Use after free in DOM in Google Chrome prior to 151.0.7922.173 allowed a remote attacker to execute
    arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
    (CVE-2026-76021)

  - Use after free in Chromoting in Google Chrome prior to 151.0.7922.173 allowed a remote attacker to execute
    arbitrary code outside the sandbox via crafted network traffic. (Chromium security severity: Critical)
    (CVE-2026-76017)

  - Privilege elevation in Import in Google Chrome prior to 151.0.7922.173 allowed a remote attacker
    leveraging social engineering to potentially execute arbitrary code outside the sandbox via a crafted
    file. (Chromium security severity: High) (CVE-2026-76018)

  - Incorrect authorization in Workers in Google Chrome prior to 151.0.7922.173 allowed a remote attacker who
    had compromised the renderer process and leveraged social engineering to bypass web origin policy via a
    crafted HTML page. (Chromium security severity: High) (CVE-2026-76019)

  - Race condition in V8 in Google Chrome prior to 151.0.7922.173 allowed a remote attacker to execute
    arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
    (CVE-2026-76020)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
  # https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0404570826.html
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?fc8a4d25");
  script_set_attribute(attribute:"see_also", value:"https://crbug.com/522819252");
  script_set_attribute(attribute:"see_also", value:"https://crbug.com/513757918");
  script_set_attribute(attribute:"see_also", value:"https://crbug.com/539032888");
  script_set_attribute(attribute:"see_also", value:"https://crbug.com/541837151");
  script_set_attribute(attribute:"see_also", value:"https://crbug.com/541854084");
  script_set_attribute(attribute:"see_also", value:"https://crbug.com/543798025");
  script_set_attribute(attribute:"see_also", value:"https://crbug.com/545124048");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Google Chrome version 151.0.7922.173 or later.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2026-76021");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"vuln_publication_date", value:"2026/08/20");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/08/20");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/08/20");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:google:chrome");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"MacOS X Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("macosx_google_chrome_installed.nbin");
  script_require_keys("installed_sw/Google Chrome");

  exit(0);
}

include('vdf.inc');

# @tvdl-content-verify-only
var vuln_data = {
  "metadata": {
    "spec_version": "1.0"
  },
  "requires": [
    {
      "scope": "target",
      "match": {
        "os": "macos"
      }
    }
  ],
  "checks": [
    {
      "product": {
        "name": "Google Chrome",
        "type": "app"
      },
      "check_algorithm": "default",
      "constraints": [
        {
          "fixed_version": "151.0.7922.173",
          "fixed_display": "151.0.7922.173/.174"
        }
      ]
    }
  ]
};

var vdf_result = vdf::check_and_report(vuln_data:vuln_data, severity:SECURITY_HOLE);
vdf::handle_check_and_report_errors(vdf_result:vdf_result);