Evernote for Windows Stored Cross-Site Scripting Vulnerability - Windows

# 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:evernote:evernote";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.107370");
  script_version("2025-09-12T05:38:45+0000");
  script_cve_id("CVE-2018-18524");
  script_tag(name:"last_modification", value:"2025-09-12 05:38:45 +0000 (Fri, 12 Sep 2025)");
  script_tag(name:"creation_date", value:"2018-11-17 13:01:31 +0100 (Sat, 17 Nov 2018)");
  script_tag(name:"cvss_base", value:"4.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:P/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2019-05-13 16:44:00 +0000 (Mon, 13 May 2019)");
  script_name("Evernote for Windows Stored Cross-Site Scripting Vulnerability - Windows");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2018 Greenbone AG");
  script_family("General");
  script_dependencies("gb_evernote_for_windows_detect.nasl");
  script_mandatory_keys("evernote/win/detected");

  script_xref(name:"URL", value:"https://nakedsecurity.sophos.com/2018/11/07/serious-xss-flaw-discovered-in-evernote-for-windows-update-now/");

  script_tag(name:"summary", value:"Evernote for Windows through version 6.16.1 beta is prone to a Stored Cross-Site Scripting vulnerability.");

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

  script_tag(name:"insight", value:"The vulnerability is caused by insufficient data validation. Input that should be handled as data is treated as code
  because it does not remove or escape special characters in the filenames of pictures embedded in notes.");

  script_tag(name:"impact", value:"Attackers could exploit Evernote notes by embedding code into filenames. When the note is opened, the code will run.");

  script_tag(name:"affected", value:"Evernote for Windows - through 6.16.1 beta.");

  script_tag(name:"solution", value:"Upgrade to Evernote for Windows version 6.16.1 beta or later.");

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

  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:"6.16.1")){
  report = report_fixed_ver(installed_version:vers, fixed_version:"6.16.1", install_path:path);
  security_message(port:0, data:report);
  exit(0);
}

exit(99);