Lexmark Printers Missing Authentication for Critical Function (CVE-2019-9934)

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

include('compat.inc');

if (description)
{
  script_id(505493);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/06/23");

  script_cve_id("CVE-2019-9934");

  script_name(english:"Lexmark Printers Missing Authentication for Critical Function (CVE-2019-9934)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"Various Lexmark products have Incorrect Access Control (issue 1 of 2).

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.");
  # http://support.lexmark.com/index?page=content&id=TE924&locale=en&userlocale=EN_US
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?fb9e8ff6");
  # http://support.lexmark.com/index?page=content&id=TE924&locale=en&userlocale=EN_US
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?fb9e8ff6");
  script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/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:N/AC:L/PR:N/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-2019-9934");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(306);

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/08/28");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/08/28");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/06/19");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:cs31x_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:cs41x_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:cx310_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:m1140_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:m1145_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:m3150dn_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:m5163dn_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:ms310_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:ms312_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:ms315_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:ms317_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:ms410_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:ms415_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:ms417_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:ms51x_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:ms610dn_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:ms617_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:ms71x_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:ms810_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:ms811_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:ms812_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:ms817_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:ms818_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:mx31x_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:lexmark:xm1135_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/LexmarkInternational");

  exit(0);
}


include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/LexmarkInternational');

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

var vuln_cpes = {
    "cpe:/o:lexmark:cs31x_firmware" :
        {"versionEndIncluding" : "lw71.vyl.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:cs41x_firmware" :
        {"versionEndIncluding" : "lw71.vy2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:cx310_firmware" :
        {"versionEndIncluding" : "lw71.gm2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:ms310_firmware" :
        {"versionEndIncluding" : "lw71.prl.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:ms312_firmware" :
        {"versionEndIncluding" : "lw71.prl.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:ms317_firmware" :
        {"versionEndIncluding" : "lw71.prl.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:ms410_firmware" :
        {"versionEndIncluding" : "lw71.prl.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:m1140_firmware" :
        {"versionEndIncluding" : "lw71.prl.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:ms315_firmware" :
        {"versionEndIncluding" : "lw71.tl2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:ms415_firmware" :
        {"versionEndIncluding" : "lw71.tl2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:ms417_firmware" :
        {"versionEndIncluding" : "lw71.tl2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:mx31x_firmware" :
        {"versionEndIncluding" : "lw71.sb2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:xm1135_firmware" :
        {"versionEndIncluding" : "lw71.sb2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:ms51x_firmware" :
        {"versionEndIncluding" : "lw71.pr2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:ms610dn_firmware" :
        {"versionEndIncluding" : "lw71.pr2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:ms617_firmware" :
        {"versionEndIncluding" : "lw71.pr2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:m1145_firmware" :
        {"versionEndIncluding" : "lw71.pr2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:m3150dn_firmware" :
        {"versionEndIncluding" : "lw71.pr2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:ms71x_firmware" :
        {"versionEndIncluding" : "lw71.dn2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:m5163dn_firmware" :
        {"versionEndIncluding" : "lw71.dn2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:ms810_firmware" :
        {"versionEndIncluding" : "lw71.dn2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:ms811_firmware" :
        {"versionEndIncluding" : "lw71.dn2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:ms812_firmware" :
        {"versionEndIncluding" : "lw71.dn2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:ms817_firmware" :
        {"versionEndIncluding" : "lw71.dn2.p229", "family" : "LexmarkInternational"},
    "cpe:/o:lexmark:ms818_firmware" :
        {"versionEndIncluding" : "lw71.dn2.p229", "family" : "LexmarkInternational"}
};

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