Linksys E1000 Router Buffer Overflow Vulnerability

# SPDX-FileCopyrightText: 2024 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:/o:linksys:e1000_firmware";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.114459");
  script_version("2025-04-11T15:45:04+0000");
  script_tag(name:"last_modification", value:"2025-04-11 15:45:04 +0000 (Fri, 11 Apr 2025)");
  script_tag(name:"creation_date", value:"2024-03-26 11:36:21 +0000 (Tue, 26 Mar 2024)");
  script_tag(name:"cvss_base", value:"9.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:C/I:C/A:C");

  script_cve_id("CVE-2024-28283");

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

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

  script_name("Linksys E1000 Router Buffer Overflow Vulnerability");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2024 Greenbone AG");
  script_family("Buffer overflow");
  script_dependencies("gb_linksys_devices_consolidation.nasl");
  script_mandatory_keys("linksys/detected");

  script_tag(name:"summary", value:"Linksys E1000 routers are prone to a buffer overflow
  vulnerability.");

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

  script_tag(name:"insight", value:"There is stack-based buffer overflow vulnerability in the
  'pc_change_act' function leading to remote code execution.");

  script_tag(name:"affected", value:"Linksys E1000 devices in all versions.");

  script_tag(name:"solution", value:"No solution was made available by the vendor. General solution
  options are to upgrade to a newer release, disable respective features, remove the product or
  replace the product by another one.

  Note: Vendor states that E1000 model reached its End-of-Support Date in 27.07.2022, it is no longer
  supported, and firmware development has ceased. It is recommended to replace the device with a newer
  model.");

  script_xref(name:"URL", value:"https://d05004.notion.site/Linksys-E1000-BOF-37b98eec45ea4fc991b9b5bea3db091d");
  script_xref(name:"URL", value:"https://downloads.linksys.com/downloads/releasenotes/E1000_Customer_Release_Notes.txt");
  script_xref(name:"URL", value:"https://www.linksys.com/pages/linksys-product-end-of-life");

  exit(0);
}

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

if (!version = get_app_version(cpe: CPE, nofork: TRUE))
  exit(0);

report = report_fixed_ver(installed_version: version, fixed_version: "None");
security_message(port: 0, data: report);
exit(0);