Schneider Electric SCADAPack x70 Products Insufficiently Protected Credentials (CVE-2026-81861)

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

include('compat.inc');

if (description)
{
  script_id(506214);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/10/15");

  script_cve_id("CVE-2026-81861");

  script_name(english:"Schneider Electric SCADAPack x70 Products Insufficiently Protected Credentials (CVE-2026-81861)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"CWE-522: Insufficiently Protected Credentials vulnerability that could
result in exposure of authentication information and unauthorized
access to RTU functionality.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.");
  script_set_attribute(attribute:"see_also", value:"https://www.se.com/ww/en/download/document/7EN52-0390/");
  # https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2026-251-03&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2026-251-03.pdf
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?85695ab7");
  # https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2026-251-03&p_enDocType=Security+and+Safety+Notice&p_File_Name=sevd-2026-251-03.json
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?feb732f3");
  script_set_attribute(attribute:"see_also", value:"https://www.cisa.gov/news-events/ics-advisories/icsa-26-258-04");
  script_set_attribute(attribute:"solution", value:
"The following text was originally created by the Cybersecurity and Infrastructure Security Agency (CISA). The original
can be found at CISA.gov.");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss4_vector", value:"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N");
  script_set_attribute(attribute:"cvss4_threat_vector", value:"CVSS:4.0/E:P");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2026-81861");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_cwe_id(522);

  script_set_attribute(attribute:"vuln_publication_date", value:"2026/09/08");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/09/08");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/10/14");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:scadapack_47x_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:scadapack_47xd_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:scadapack_47xi_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:scadapack_57x_firmware");
  script_set_attribute(attribute:"generated_plugin", value:"former");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Tenable.ot");

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

  script_dependencies("tenable_ot_api_integration.nasl");
  script_require_keys("Tenable.ot/Schneider");

  exit(0);
}


include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/Schneider');

var asset = tenable_ot::assets::get(vendor:'Schneider');

var vuln_cpes = {
    "cpe:/o:schneider-electric:scadapack_47x_firmware" :
        {"family" : "SCADAPack"},
    "cpe:/o:schneider-electric:scadapack_47xi_firmware" :
        {"family" : "SCADAPack"},
    "cpe:/o:schneider-electric:scadapack_47xd_firmware" :
        {"family" : "SCADAPack"},
    "cpe:/o:schneider-electric:scadapack_57x_firmware" :
        {"family" : "SCADAPack"}
};

tenable_ot::cve::compare_and_report(asset:asset, cpes:vuln_cpes, severity:SECURITY_WARNING);