Westermo MRD-305-DIN, MRD-315, MRD-355, and MRD-455 Use of Hard-Coded Credentials (CVE-2017-12709)

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

include('compat.inc');

if (description)
{
  script_id(502174);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/04/03");

  script_cve_id("CVE-2017-12709");

  script_name(english:"Westermo MRD-305-DIN, MRD-315, MRD-355, and MRD-455 Use of Hard-Coded Credentials (CVE-2017-12709)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"A Use of Hard-Coded Credentials issue was discovered in MRD-305-DIN
versions older than 1.7.5.0, and MRD-315, MRD-355, MRD-455 versions
older than 1.7.5.0. The device utilizes hard-coded credentials, which
could allow for unauthorized local low-privileged access to the
device.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.");
  # https://www.westermo.com/us/-/media/Files/Cyber-security/westermo_sa_weos-15-08_v2.pdf
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?a4b8b54e");
  script_set_attribute(attribute:"see_also", value:"http://www.securityfocus.com/bid/100470");
  script_set_attribute(attribute:"see_also", value:"https://ics-cert.us-cert.gov/advisories/ICSA-17-236-01");
  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.

Westermo recommends that users update to the latest firmware version 1.7.7.0. The new version can be downloaded at:

http://www.westermo.com

Westermo has also released a security advisory that can be found at:

http://www.westermo.com/solutions/cyber-security/resource-centre");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/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:L/A:L");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2017-12709");

  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:"2017/08/25");
  script_set_attribute(attribute:"patch_publication_date", value:"2017/08/25");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/04/03");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:westermo:mrd-305-din_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:westermo:mrd-315-din_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:westermo:mrd-355-din_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:westermo:mrd-455-din_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) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  exit(0);
}


include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/Westermo');

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

var vuln_cpes = {
    "cpe:/o:westermo:mrd-305-din_firmware:-" :
        {"family" : "WestermoCellular", "versionEndExcluding" : "1.7.5.0"},
    "cpe:/o:westermo:mrd-315-din_firmware:-" :
        {"family" : "WestermoCellular", "versionEndExcluding" : "1.7.5.0"},
    "cpe:/o:westermo:mrd-355-din_firmware:-" :
        {"family" : "WestermoCellular", "versionEndExcluding" : "1.7.5.0"},
    "cpe:/o:westermo:mrd-455-din_firmware:-" :
        {"family" : "WestermoCellular", "versionEndExcluding" : "1.7.5.0"}
};

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