Siemens Desigo PXM Devices Exposure of Sensitive Information to an Unauthorized Actor (CVE-2022-40177)

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

include('compat.inc');

if (description)
{
  script_id(500777);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/03/04");

  script_cve_id("CVE-2022-40177");

  script_name(english:"Siemens Desigo PXM Devices Exposure of Sensitive Information to an Unauthorized Actor (CVE-2022-40177)");

  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 Desigo PXM30-1 (All versions <
V02.20.126.11-41), Desigo PXM30.E (All versions < V02.20.126.11-41),
Desigo PXM40-1 (All versions < V02.20.126.11-41), Desigo PXM40.E (All
versions < V02.20.126.11-41), Desigo PXM50-1 (All versions <
V02.20.126.11-41), Desigo PXM50.E (All versions < V02.20.126.11-41),
PXG3.W100-1 (All versions < V02.20.126.11-37), PXG3.W100-2 (All
versions < V02.20.126.11-41), PXG3.W200-1 (All versions <
V02.20.126.11-37), PXG3.W200-2 (All versions < V02.20.126.11-41).
Endpoints of the Operation web application that interpret and
execute Axon language queries allow file read access to the device
file system with root privileges. By supplying specific I/O related
Axon queries, a remote low-privileged attacker can read sensitive
files on the device.

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-360783.pdf");
  script_set_attribute(attribute:"see_also", value:"https://www.cisa.gov/news-events/ics-advisories/icsa-22-286-06");
  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 released updates for the affected products and recommends users update to the latest versions:

- Desigo PXM30-1: Update to V02.20.126.11-41 or later
- Desigo PXM30.E: Update to V02.20.126.11-41 or later
- Desigo PXM40-1: Update to V02.20.126.11-41 or later
- Desigo PXM40.E: Update to V02.20.126.11-41 or later
- Desigo PXM50-1: Update to V02.20.126.11-41 or later
- Desigo PXM50.E: Update to V02.20.126.11-41 or later
- PXG3.W100-1: Update to V02.20.126.11-37 or later
- PXG3.W100-2: Update to V02.20.126.11-41 or later
- PXG3.W200-1: Update to V02.20.126.11-37 or later
- PXG3.W200-2: Update to V02.20.126.11-41 or later

 As a general security measure, Siemens 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 recommendations in the product manuals.

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

For more information, see the associated Siemens Security Advisory in HTML or CSAF formats.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:C/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:N/AC:L/PR:L/UI:R/S:U/C:H/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-2022-40177");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(200);

  script_set_attribute(attribute:"vuln_publication_date", value:"2022/10/11");
  script_set_attribute(attribute:"patch_publication_date", value:"2022/10/11");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/01/25");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:desigo_pxm30-1_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:desigo_pxm30.e_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:desigo_pxm40-1_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:desigo_pxm40.e_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:desigo_pxm50-1_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:desigo_pxm50.e_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:pxg3.w100-1_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:pxg3.w100-2_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:pxg3.w200-1_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:pxg3.w200-2_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:desigo_pxm30-1_firmware" :
        {"versionEndExcluding" : "02.20.126.11-41", "family" : "Desigo"},
    "cpe:/o:siemens:desigo_pxm30.e_firmware" :
        {"versionEndExcluding" : "02.20.126.11-41", "family" : "Desigo"},
    "cpe:/o:siemens:desigo_pxm40-1_firmware" :
        {"versionEndExcluding" : "02.20.126.11-41", "family" : "Desigo"},
    "cpe:/o:siemens:desigo_pxm40.e_firmware" :
        {"versionEndExcluding" : "02.20.126.11-41", "family" : "Desigo"},
    "cpe:/o:siemens:desigo_pxm50-1_firmware" :
        {"versionEndExcluding" : "02.20.126.11-41", "family" : "Desigo"},
    "cpe:/o:siemens:desigo_pxm50.e_firmware" :
        {"versionEndExcluding" : "02.20.126.11-41", "family" : "Desigo"},
    "cpe:/o:siemens:pxg3.w100-1_firmware" :
        {"versionEndExcluding" : "02.20.126.11-37", "family" : "Desigo"},
    "cpe:/o:siemens:pxg3.w100-2_firmware" :
        {"versionEndExcluding" : "02.20.126.11-41", "family" : "Desigo"},
    "cpe:/o:siemens:pxg3.w200-1_firmware" :
        {"versionEndExcluding" : "02.20.126.11-37", "family" : "Desigo"},
    "cpe:/o:siemens:pxg3.w200-2_firmware" :
        {"versionEndExcluding" : "02.20.126.11-41", "family" : "Desigo"}
};

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