Dell iDRAC9 Authentication Bypass (CVE-2019-3706)

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

include('compat.inc');

if (description)
{
  script_id(501923);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/01/18");

  script_cve_id("CVE-2019-3706");

  script_name(english:"Dell iDRAC9 Authentication Bypass (CVE-2019-3706)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"Dell EMC iDRAC9 versions prior to 3.24.24.24, 3.21.26.22, 3.22.22.22
and 3.21.25.22 contain an authentication bypass vulnerability. A
remote attacker may potentially exploit this vulnerability to bypass
authentication and gain access to the system by sending specially
crafted data to the iDRAC web interface.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.");
  # https://www.dell.com/support/article/us/en/04/sln316930/dsa-2019-028-dell-emc-idrac-multiple-vulnerabilities?lang=en
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?da6901b0");
  script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/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:N/AC:L/PR:N/UI:N/S:U/C:H/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-2019-3706");

  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:"2019/04/26");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/04/26");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/01/17");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:dell:idrac9_firmware:3.20.21.20");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:dell:idrac9_firmware:3.21.24.22");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:dell:idrac9_firmware:3.23.23.23");
  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/Dell");

  exit(0);
}


include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/Dell');

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

var vuln_cpes = {
    "cpe:/o:dell:idrac9_firmware:3.20.21.20" :
        {"versionEndIncluding" : "3.20.21.20", "versionStartIncluding" : "3.20.21.20", "family" : "iDRAC9"},
    "cpe:/o:dell:idrac9_firmware:3.21.24.22" :
        {"versionEndIncluding" : "3.21.24.22", "versionStartIncluding" : "3.21.24.22", "family" : "iDRAC9"},
    "cpe:/o:dell:idrac9_firmware:3.23.23.23" :
        {"versionEndIncluding" : "3.23.23.23", "versionStartIncluding" : "3.23.23.23", "family" : "iDRAC9"}
};

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