Schneider Electric Modicon Cross-Site Request Forgery (CVE-2020-7534)

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

include('compat.inc');

if (description)
{
  script_id(501198);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/08/22");

  script_cve_id("CVE-2020-7534");

  script_name(english:"Schneider Electric Modicon Cross-Site Request Forgery (CVE-2020-7534)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"A CWE-352: Cross-Site Request Forgery (CSRF) vulnerability exists on
the web server used, that could cause a leak of sensitive data or
unauthorized actions on the web server during the time the user is
logged in. Affected Products: Modicon M340 CPUs: BMXP34 (All
Versions), Modicon Quantum CPUs with integrated Ethernet (Copro):
140CPU65 (All Versions), Modicon Premium CPUs with integrated Ethernet
(Copro): TSXP57 (All Versions), Modicon M340 ethernet modules:
(BMXNOC0401, BMXNOE01, BMXNOR0200H) (All Versions), Modicon Quantum
and Premium factory cast communication modules: (140NOE77111,
140NOC78*00, TSXETY5103, TSXETY4103) (All Versions)

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.");
  # https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-011-01
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?e7662aef");
  script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
  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:R/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-2020-7534");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_cwe_id(352);

  script_set_attribute(attribute:"vuln_publication_date", value:"2022/02/04");
  script_set_attribute(attribute:"patch_publication_date", value:"2022/02/04");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/06/29");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:140cpu65_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:140noc78000_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:140noe77111_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:bmxnoc0401_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:bmxnoe01_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:bmxnor0200h_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:bmxp342020_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:tsxety4103_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:tsxety5103_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:tsxp57_firmware");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2023 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  exit(0);
}


include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/Schneider');

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

var vuln_cpes = {
    "cpe:/o:schneider-electric:bmxp342020_firmware" :
        {"family" : "ModiconM340"},
    "cpe:/o:schneider-electric:140cpu65_firmware" :
        {"family" : "QuantumUnity"},
    "cpe:/o:schneider-electric:tsxp57_firmware" :
        {"family" : "Premium"},
    "cpe:/o:schneider-electric:bmxnoc0401_firmware" :
        {"family" : "ModiconM340M580CP"},
    "cpe:/o:schneider-electric:bmxnoe01_firmware" :
        {"family" : "ModiconM340M580CP"},
    "cpe:/o:schneider-electric:bmxnor0200h_firmware" :
        {"family" : "ModiconM340M580CP"},
    "cpe:/o:schneider-electric:140noe77111_firmware" :
        {"family" : "QuantumUnityCP"},
    "cpe:/o:schneider-electric:140noc78000_firmware" :
        {"family" : "QuantumUnityCP"},
    "cpe:/o:schneider-electric:tsxety5103_firmware" :
        {"family" : "PremiumCP"},
    "cpe:/o:schneider-electric:tsxety4103_firmware" :
        {"family" : "PremiumCP"}
};

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