Fortinet FortiSandbox 4.4.x < 4.4.10 / 5.0.x < 5.0.7 Authentication Bypass (FG-IR-26-185)

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

include('compat.inc');

if (description)
{
  script_id(366094);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/10/16");

  script_cve_id("CVE-2026-107656");

  script_name(english:"Fortinet FortiSandbox 4.4.x < 4.4.10 / 5.0.x < 5.0.7 Authentication Bypass (FG-IR-26-185)");

  script_set_attribute(attribute:"synopsis", value:
"The remote host is affected by an authentication bypass vulnerability.");
  script_set_attribute(attribute:"description", value:
"The version of Fortinet FortiSandbox installed on the remote host is 4.4.x prior to 4.4.10 or 5.0.x prior to 5.0.7.
It is, therefore, affected by a vulnerability:

  - An authentication bypass using an alternate path or channel vulnerability [CWE-288] in the FortiSandbox GUI may
    allow a remote unauthenticated attacker to bypass authentication via crafted HTTP requests. (CVE-2026-107656)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported
version number.");
  script_set_attribute(attribute:"see_also", value:"https://www.fortiguard.com/psirt/FG-IR-26-185");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Fortinet FortiSandbox version 4.4.10 / 5.0.7 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-2026-107656");

  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:"2026/10/13");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/10/13");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/10/15");

  script_set_attribute(attribute:"plugin_type", value:"combined");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:fortinet:fortisandbox");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Misc.");

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

  script_dependencies("fortinet_fortisandbox_detect.nbin", "fortinet_fortisandbox_web_detect.nbin");
  script_require_keys("installed_sw/Fortinet FortiSandbox");

  exit(0);
}

include('vdf.inc');

# @tvdl-content
var vuln_data = {
  'metadata': {'spec_version': '1.0'},
  'checks': [
    {
      'product': {'name': 'Fortinet FortiSandbox', 'type': 'app'},
      'check_algorithm': 'default',
      'constraints': [
        {'min_version': '4.4.0', 'fixed_version': '4.4.10'},
        {'min_version': '5.0.0', 'fixed_version': '5.0.7'}
      ]
    }
  ]
};

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