Adobe Substance 3D Sampler <= 5.1.0 Out-of-bounds Write (APSB26-11)

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

include('compat.inc');

if (description)
{
  script_id(286264);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/02/10");

  script_cve_id("CVE-2026-21306");
  script_xref(name:"IAVA", value:"2026-A-0036");

  script_name(english:"Adobe Substance 3D Sampler <= 5.1.0 Out-of-bounds Write (APSB26-11)");

  script_set_attribute(attribute:"synopsis", value:
"The remote host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The version of Adobe Substance 3D Sampler installed on the remote host is prior or equal to 5.1.0 It is, therefore, 
affected by a out-of-bounds write vulnerability as referenced in the APSB26-11 advisory.

  - Substance3D - Sampler versions 5.1.0 and earlier are affected by an out-of-bounds write vulnerability 
    that could result in arbitrary code execution in the context of the current user. Exploitation of this 
    issue requires user interaction in that a victim must open a malicious file. (CVE-2026-21306)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://helpx.adobe.com/security/products/substance3d-sampler/apsb25-78.html
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?50f7b50b");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Adobe Substance 3D Sampler version 5.1.3 or later.");
  script_set_attribute(attribute:"agent", value:"all");
  script_set_cvss_base_vector("CVSS2#AV:L/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:L/AC:L/PR:N/UI:R/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-2026-21306");

  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:"2025/01/13");
  script_set_attribute(attribute:"patch_publication_date", value:"2025/01/13");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/01/15");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:adobe:substance_3d_sampler");
  script_set_attribute(attribute:"stig_severity", value:"I");
  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("adobe_substance_3d_sampler_macos_installed.nbin", "adobe_substance_3d_sampler_win_installed.nbin");
  script_require_keys("installed_sw/Adobe Substance 3D Sampler");

  exit(0);
}

include ('vdf.inc');

# @tvdl-content
var vuln_data = {
  'metadata': {'spec_version': '1.0'},
  'checks': [
    {
      'product': {'name': 'Adobe Substance 3D Sampler', 'type': 'app'},
      'check_algorithm': 'default',
      'constraints': [ { 'max_version': '5.1.0', 'fixed_display': '5.1.3'} ]
    }
  ]
};

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