Siemens SIPROTEC 5 Using DIGSI5 Protocol Unrestricted Upload of File with Dangerous Type (CVE-2025-40808)

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

include('compat.inc');

if (description)
{
  script_id(505541);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/07/13");

  script_cve_id("CVE-2025-40808");

  script_name(english:"Siemens SIPROTEC 5 Using DIGSI5 Protocol Unrestricted Upload of File with Dangerous Type (CVE-2025-40808)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"The affected application allows authenticated users to upload
arbitrary files using DIGSI 5 protocol. This could allow an attacker
to upload malicious configuration files, that could cause denial of
service condition and potentially lead to code execution.

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://cert-portal.siemens.com/productcert/html/ssa-139483.html");
  script_set_attribute(attribute:"see_also", value:"https://www.cisa.gov/news-events/ics-advisories/icsa-26-174-02");
  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_cvss_base_vector("CVSS2#AV:A/AC:L/Au:M/C:N/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:A/AC:L/PR:H/UI:N/S:U/C:N/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-2025-40808");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(434);

  script_set_attribute(attribute:"vuln_publication_date", value:"2026/06/09");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/06/09");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/07/10");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_6md84_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_6md85_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_6md85_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_6md86_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_6md86_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_6md89_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_6mu85_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7ke85_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7ke85_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sa82_%28cp100%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sa82_%28cp150%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sa86_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sa86_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sa87_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sa87_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sd82_%28cp100%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sd82_%28cp150%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sd86_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sd86_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sd87_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sd87_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sj81_%28cp100%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sj81_%28cp150%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sj82_%28cp100%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sj82_%28cp150%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sj85_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sj85_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sj86_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sj86_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sk82_%28cp100%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sk82_%28cp150%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sk85_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sk85_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sl82_%28cp100%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sl82_%28cp150%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sl86_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sl86_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sl87_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sl87_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7ss85_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7ss85_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7st85_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7st85_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7st86_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sx82_%28cp150%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sx85_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7sy82_%28cp150%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7um85_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7ut82_%28cp100%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7ut82_%28cp150%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7ut85_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7ut85_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7ut86_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7ut86_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7ut87_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7ut87_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7ve85_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7vk87_%28cp200%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7vk87_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_7vu85_%28cp300%29_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:siprotec_5_compact_7sx800_%28cp050%29_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/Siemens");

  exit(0);
}


include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/Siemens');

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

var vuln_cpes = {
    "cpe:/o:siemens:siprotec_5_6md85_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_6md86_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7ke85_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sa82_%28cp100%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sa86_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sa87_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sd82_%28cp100%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sd86_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sd87_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sj81_%28cp100%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sj82_%28cp100%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sj85_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sj86_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sk82_%28cp100%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sk85_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sl82_%28cp100%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sl86_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sl87_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7ss85_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7st85_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7ut82_%28cp100%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7ut85_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7ut86_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7ut87_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7vk87_%28cp200%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_6md84_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_6md85_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_6md86_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_6md89_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_6mu85_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7ke85_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sa82_%28cp150%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sa86_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sa87_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sd82_%28cp150%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sd86_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sd87_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sj81_%28cp150%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sj82_%28cp150%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sj85_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sj86_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sk82_%28cp150%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sk85_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sl82_%28cp150%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sl86_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sl87_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7ss85_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7st85_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7st86_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sx82_%28cp150%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sx85_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7sy82_%28cp150%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7um85_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7ut82_%28cp150%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7ut85_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7ut86_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7ut87_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7ve85_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7vk87_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_7vu85_%28cp300%29_firmware" :
        {"family" : "Siprotec5"},
    "cpe:/o:siemens:siprotec_5_compact_7sx800_%28cp050%29_firmware" :
        {"family" : "Siprotec5"}
};

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