Schneider Electric MiCOM Insufficient Session Expiration (CVE-2018-7758)

#%NASL_MIN_LEVEL 70300
##
# (C) Tenable Network Security, Inc.
##

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(500120);
  script_version("1.5");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/11/30");

  script_cve_id("CVE-2018-7758");

  script_name(english:"Schneider Electric MiCOM Insufficient Session Expiration (CVE-2018-7758)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"A denial of service vulnerability exists in Schneider Electric's MiCOM Px4x (P540 range excluded) with legacy Ethernet
board, MiCOM P540D Range with Legacy Ethernet Board, and MiCOM Px4x Rejuvenated could lose network communication in case
of TCP/IP open requests on port 20000 (DNP3oE) if an older TCI/IP session is still open with identical IP address and
port number.  

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-2018-074-02
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?8eb4cc2d");
  # https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2018-074-04
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?b0884a45");
  script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:A/AC:L/Au:N/C:N/I:N/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/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-2018-7758");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(613);

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/04/18");
  script_set_attribute(attribute:"patch_publication_date", value:"2018/04/18");
  script_set_attribute(attribute:"plugin_publication_date", value:"2022/02/07");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p141_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p142_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p143_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p145_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p642_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p643_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p645_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p849_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p746_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p841a_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p841b_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p443_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p445_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p446_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p441_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p442_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p444_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p541_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p542_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p543_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p544_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p545_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:micom_p546_firmware:-");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2022-2023 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:micom_p141_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p142_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p143_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p145_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p642_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p643_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p645_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p849_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p746_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p841a_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p841b_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p443_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p445_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p446_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p441_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p442_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p444_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p541_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p542_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p543_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p544_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p545_firmware:-" :
        {"family" : "Micom"},
    "cpe:/o:schneider-electric:micom_p546_firmware:-" :
        {"family" : "Micom"}
};

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