Schneider Electric Modicon Path Traversal (CVE-2020-7535)

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

include('compat.inc');

if (description)
{
  script_id(501219);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/08/22");

  script_cve_id("CVE-2020-7535");

  script_name(english:"Schneider Electric Modicon Path Traversal (CVE-2020-7535)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"A CWE-22: Improper Limitation of a Pathname to a Restricted Directory
('Path Traversal' Vulnerability Type) vulnerability exists in the Web
Server on Modicon M340, Legacy Offers Modicon Quantum and Modicon
Premium and associated Communication Modules (see security
notification for affected versions), that could cause disclosure of
information when sending a specially crafted request to the controller
over HTTP.

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://www.se.com/ww/en/download/document/SEVD-2020-343-05/");
  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: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-2020-7535");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_cwe_id(22);

  script_set_attribute(attribute:"vuln_publication_date", value:"2020/12/11");
  script_set_attribute(attribute:"patch_publication_date", value:"2020/12/11");
  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:140cpu65150_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:140cpu65160_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:140noc77101_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:140noc78000_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:140noc78100_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:140noe77101_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:140noe77111_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:bmxnoe0100_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:bmxnoe0110_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:bmxp341000_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:bmxp342000_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:bmxp3420102_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:bmxp3420102cl_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:bmxp342020_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:bmxp3420302_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:bmxp3420302cl_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:tsxp574634_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:tsxp575634_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:tsxp576634_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:bmxnoc0401_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) 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:bmxp341000_firmware" :
        {"versionEndExcluding" : "3.30", "family" : "ModiconM340"},
    "cpe:/o:schneider-electric:bmxp342000_firmware" :
        {"versionEndExcluding" : "3.30", "family" : "ModiconM340"},
    "cpe:/o:schneider-electric:bmxp3420102_firmware" :
        {"versionEndExcluding" : "3.30", "family" : "ModiconM340"},
    "cpe:/o:schneider-electric:bmxp3420102cl_firmware" :
        {"versionEndExcluding" : "3.30", "family" : "ModiconM340"},
    "cpe:/o:schneider-electric:bmxp342020_firmware" :
        {"versionEndExcluding" : "3.30", "family" : "ModiconM340"},
    "cpe:/o:schneider-electric:bmxp3420302_firmware" :
        {"versionEndExcluding" : "3.30", "family" : "ModiconM340"},
    "cpe:/o:schneider-electric:bmxp3420302cl_firmware" :
        {"versionEndExcluding" : "3.30", "family" : "ModiconM340"},
    "cpe:/o:schneider-electric:bmxnoe0100_firmware" :
        {"versionEndExcluding" : "3.4", "family" : "ModiconM340M580CP"},
    "cpe:/o:schneider-electric:bmxnoe0110_firmware" :
        {"versionEndExcluding" : "6.6", "family" : "ModiconM340M580CP"},
    "cpe:/o:schneider-electric:140noe77101_firmware" :
        {"versionEndExcluding" : "7.3", "family" : "QuantumUnityCP"},
    "cpe:/o:schneider-electric:140noe77111_firmware" :
        {"versionEndExcluding" : "7.3", "family" : "QuantumUnityCP"},
    "cpe:/o:schneider-electric:140cpu65150_firmware" :
        {"family" : "QuantumUnity"},
    "cpe:/o:schneider-electric:140cpu65160_firmware" :
        {"family" : "QuantumUnity"},
    "cpe:/o:schneider-electric:140noc78000_firmware" :
        {"family" : "QuantumUnityCP"},
    "cpe:/o:schneider-electric:140noc78100_firmware" :
        {"family" : "QuantumUnityCP"},
    "cpe:/o:schneider-electric:140noc77101_firmware" :
        {"family" : "QuantumUnityCP"},
    "cpe:/o:schneider-electric:tsxp574634_firmware" :
        {"family" : "Premium"},
    "cpe:/o:schneider-electric:tsxp575634_firmware" :
        {"family" : "Premium"},
    "cpe:/o:schneider-electric:tsxp576634_firmware" :
        {"family" : "Premium"},
    "cpe:/o:schneider-electric:tsxety4103_firmware" :
        {"family" : "PremiumCP"},
    "cpe:/o:schneider-electric:tsxety5103_firmware" :
        {"family" : "PremiumCP"},
    "cpe:/o:schneider-electric:bmxnoc0401_firmware" :
        {"versionEndExcluding" : "2.11", "family" : "ModiconM340M580CP"}
};

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