Fortinet Fortigate - Access of uninitialized pointer in administrative interface API (FG-IR-23-095)

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

include('compat.inc');

if (description)
{
  script_id(177124);
  script_version("1.5");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/05/22");

  script_cve_id("CVE-2023-29178");
  script_xref(name:"IAVA", value:"2023-A-0281-S");

  script_name(english:"Fortinet Fortigate - Access of uninitialized pointer in administrative interface API (FG-IR-23-095)");

  script_set_attribute(attribute:"synopsis", value:
"Fortinet Firewall is missing one or more security-related updates.");
  script_set_attribute(attribute:"description", value:
"The version of Fortigate installed on the remote host is prior to tested version. It is, therefore, affected by a
vulnerability as referenced in the FG-IR-23-095 advisory.

  - A access of uninitialized pointer vulnerability [CWE-824] in Fortinet FortiProxy version 7.2.0 through
    7.2.3 and before 7.0.9 and FortiOS version 7.2.0 through 7.2.4 and before 7.0.11 allows an authenticated
    attacker to repetitively crash the httpsd process via crafted HTTP or HTTPS requests. (CVE-2023-29178)

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-23-095");
  script_set_attribute(attribute:"solution", value:
"Please upgrade to FortiProxy version 7.2.4 or above
Please upgrade to FortiProxy version 7.0.10 or above
Please upgrade to FortiOS version 7.2.5 or above
Please upgrade to FortiOS version 7.0.12 or above");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:P");
  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:L/UI:N/S:U/C:N/I:N/A:L");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2023-29178");

  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:"2023/06/12");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/06/12");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/06/12");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:fortinet:fortios");
  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:"Firewalls");

  script_copyright(english:"This script is Copyright (C) 2023-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("fortinet_version.nbin");
  script_require_keys("Host/Fortigate/model", "Host/Fortigate/version");

  exit(0);
}

include('vcf_extras_fortios.inc');

var app_name = 'Fortigate';
var app_info = vcf::get_app_info(app:app_name, kb_ver:'Host/Fortigate/version');
vcf::fortios::verify_product_and_model(product_name:app_name);

var constraints = [
  { 'min_version' : '6.0.0', 'max_version' : '6.0.17', 'fixed_version' : '7.0.12' },
  { 'min_version' : '6.2.0', 'max_version' : '6.2.15', 'fixed_version' : '7.0.12' },
  { 'min_version' : '6.4.0', 'max_version' : '6.4.13', 'fixed_version' : '7.0.12' },
  { 'min_version' : '7.0.0', 'max_version' : '7.0.11', 'fixed_version' : '7.0.12' },
  { 'min_version' : '7.2.0', 'max_version' : '7.2.4', 'fixed_version' : '7.2.5' }
];

vcf::check_version_and_report(
    app_info:app_info,
    constraints:constraints,
    severity:SECURITY_WARNING
);