Node.js 24.x < 24.4.1 HashDoS Vulnerability - Windows

# SPDX-FileCopyrightText: 2025 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:nodejs:node.js";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.154972");
  script_version("2025-07-18T05:44:10+0000");
  script_tag(name:"last_modification", value:"2025-07-18 05:44:10 +0000 (Fri, 18 Jul 2025)");
  script_tag(name:"creation_date", value:"2025-07-17 04:12:34 +0000 (Thu, 17 Jul 2025)");
  script_tag(name:"cvss_base", value:"7.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:C");

  script_cve_id("CVE-2025-27209");

  script_tag(name:"qod_type", value:"registry");

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

  script_name("Node.js 24.x < 24.4.1 HashDoS Vulnerability - Windows");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2025 Greenbone AG");
  script_family("Denial of Service");
  script_dependencies("gb_nodejs_smb_login_detect.nasl");
  script_mandatory_keys("nodejs/smb-login/detected");

  script_tag(name:"summary", value:"Node.js is prone to a HashDoS vulnerability.");

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

  script_tag(name:"insight", value:"The V8 release used in Node.js has changed how string hashes
  are computed using rapidhash. This implementation re-introduces the HashDoS vulnerability as an
  attacker who can control the strings to be hashed can generate many hash collisions - an attacker
  can generate collisions even without knowing the hash-seed.

  While the V8 team does not classify this as a security vulnerability, the Node.js project
  considers it one due to its potential impact in real-world scenarios.");

  script_tag(name:"affected", value:"Node.js version 24.x.");

  script_tag(name:"solution", value:"Update to version 24.4.1 or later.");

  script_xref(name:"URL", value:"https://nodejs.org/en/blog/vulnerability/july-2025-security-releases#hashdos-in-v8-cve-2025-27209---high");

  exit(0);
}

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

if (isnull(port = get_app_port(cpe: CPE)))
  exit(0);

if (!infos = get_app_version_and_location(cpe: CPE, port: port, exit_no_version: TRUE))
  exit(0);

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

if (version_in_range_exclusive(version: version, test_version_lo: "24.0", test_version_up: "24.4.1")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "24.4.1", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);