Siemens SCALANCE LPE9403 Improper Limitation of a Pathname to a Restricted Directory (CVE-2023-27409)

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

include('compat.inc');

if (description)
{
  script_id(501137);
  script_version("1.5");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/04/11");

  script_cve_id("CVE-2023-27409");

  script_name(english:"Siemens SCALANCE LPE9403 Improper Limitation of a Pathname to a Restricted Directory (CVE-2023-27409)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"A vulnerability has been identified in SCALANCE LPE9403 (All versions
< V2.1). A path traversal vulnerability was found in the `deviceinfo`
binary via the `mac` parameter. This could allow an authenticated
attacker with access to the SSH interface on the affected device to
read the contents of any file named `address`.

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/pdf/ssa-325383.pdf");
  script_set_attribute(attribute:"see_also", value:"https://www.cisa.gov/news-events/ics-advisories/icsa-23-131-06");
  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.

Siemens has identified the following specific workaround/mitigation users can apply to reduce risk: 

- SCALANCE LPE9403 (6GK5998-3GS00-2AC2): Update to V2.1 or later version.

As a general security measure, Siemens strongly recommends protecting network access to devices with appropriate
mechanisms. To operate the devices in a protected IT environment, Siemens recommends configuring the environment
according to Siemens' operational guidelines for Industrial Security, and following the recommendations in the product
manuals.

Additional information on industrial security by Siemens can be found on the Siemens Industrial Security webpage.

For further inquiries on security vulnerabilities in Siemens products, users should contact the Siemens ProductCERT.

For more information, see the associated Siemens security advisory SSA-325383 in HTML and CSAF.");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:S/C:P/I:N/A:N");
  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:L/UI:N/S:U/C:L/I:N/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2023-27409");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_cwe_id(22);

  script_set_attribute(attribute:"vuln_publication_date", value:"2023/05/09");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/05/09");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/05/15");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:scalance_lpe9403_firmware");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2023-2024 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:scalance_lpe9403_firmware" :
        {"versionEndExcluding" : "2.1", "family" : "SCALANCE"}
};

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