Siemens OPC UA SDK in SIMATIC S7 Integer Overflow (CVE-2023-28831)

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

include('compat.inc');

if (description)
{
  script_id(501684);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/04/13");

  script_cve_id("CVE-2023-28831");

  script_name(english:"Siemens OPC UA SDK in SIMATIC S7 Integer Overflow (CVE-2023-28831)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"The ANSI C OPC UA SDK contains an integer overflow vulnerability that
could cause the application to run into an infinite loop during
certificate validation. This could allow an unauthenticated remote
attacker to create a denial of service condition by sending a
specially crafted certificate.

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://cert-portal.siemens.com/productcert/pdf/ssa-711309.pdf");
  script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/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: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-2023-28831");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(190);

  script_set_attribute(attribute:"vuln_publication_date", value:"2023/09/12");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/09/12");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/09/25");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:simatic_et_200_sp_open_controller_cpu_1515sp_pc_firmware:-");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:simatic_drive_controller_cpu_1504d_tf_firmware:2.9.7");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:simatic_drive_controller_cpu_1504d_tf_firmware:3.0.3");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:simatic_drive_controller_cpu_1507d_tf_firmware:2.9.7");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:simatic_drive_controller_cpu_1507d_tf_firmware:3.0.3");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:simatic_s7-1200_cpu_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:simatic_s7-1500_cpu_firmware:2.9.7");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:simatic_s7-1500_cpu_firmware:3.0.3");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:simatic_et200pro_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:simatic_et200sp_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) 2023-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  exit(0);
}


include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/Siemens');

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

var vuln_cpes = {
    "cpe:/o:siemens:simatic_drive_controller_cpu_1504d_tf_firmware:2.9.7" :
        {"versionEndExcluding" : "2.9.7", "family" : "S71500", "orderNumbers" : ["6ES7615-4DF10-0AB0"]},
    "cpe:/o:siemens:simatic_drive_controller_cpu_1504d_tf_firmware:3.0.3" :
        {"versionStartIncluding" : "3.0.1", "versionEndExcluding" : "3.0.3", "family" : "S71500", "orderNumbers" : ["6ES7615-4DF10-0AB0"]},
    "cpe:/o:siemens:simatic_drive_controller_cpu_1507d_tf_firmware:2.9.7" :
        {"versionEndExcluding" : "2.9.7", "family" : "S71500", "orderNumbers" : ["6ES7615-7DF10-0AB0"]},
    "cpe:/o:siemens:simatic_drive_controller_cpu_1507d_tf_firmware:3.0.3" :
        {"versionStartIncluding" : "3.0.1", "versionEndExcluding" : "3.0.3", "family" : "S71500", "orderNumbers" : ["6ES7615-7DF10-0AB0"]},
    "cpe:/o:siemens:simatic_et_200_sp_open_controller_cpu_1515sp_pc2_firmware:21.9" :
        {"versionEndExcluding" : "21.9.7", "family" : "ET200SP"},
    "cpe:/o:siemens:simatic_et_200_sp_open_controller_cpu_1515sp_pc2_firmware:30.0" :
        {"versionStartIncluding" : "30.0.0", "family" : "ET200SP"},
    "cpe:/o:siemens:simatic_s7-1500_cpu_firmware:2.9.7" :
        {"versionEndExcluding" : "2.9.7", "family" : "S71500", "orderNumbers" : ["6ES7615-4DF10-0AB0", "6ES7615-7DF10-0AB0", "6ES7510-1SJ01-0AB0", "6ES7510-1DJ01-0AB0", "6ES7511-1AK01-0AB0", "6ES7511-1AK02-0AB0", "6ES7511-1CK00-0AB0", "6ES7511-1CK01-0AB0", "6ES7511-1FK01-0AB0", "6ES7511-1FK02-0AB0", "6ES7511-1TK01-0AB0", "6ES7511-1UK01-0AB0", "6ES7512-1CK00-0AB0", "6ES7512-1CK01-0AB0", "6ES7512-1SK01-0AB0", "6ES7512-1DK01-0AB0", "6ES7513-1AL01-0AB0", "6ES7513-1AL02-0AB0", "6ES7513-1FL01-0AB0", "6ES7513-1FL02-0AB0", "6ES7515-2AM01-0AB0", "6ES7515-2AM02-0AB0", "6ES7515-2FM01-0AB0", "6ES7515-2FM02-0AB0", "6ES7515-2TM01-0AB0", "6ES7515-2UM01-0AB0", "6ES7516-3AN01-0AB0", "6ES7516-3AN02-0AB0", "6ES7516-3FN01-0AB0", "6ES7516-3FN02-0AB0", "6ES7518-4AP00-3AB0", "6ES7518-4FP00-3AB0", "6AG1511-1AK01-2AB0", "6AG1511-1AK01-7AB0", "6AG1511-1AK02-2AB0", "6AG1511-1AK02-7AB0", "6AG2511-1AK01-1AB0", "6AG2511-1AK02-1AB0", "6AG2511-1AK01-4AB0", "6AG2511-1AK02-4AB0", "6AG1511-1FK01-2AB0", "6AG1511-1FK02-2AB0", "6AG1513-1AL01-2AB0", "6AG1513-1AL01-7AB0", "6AG1513-1AL02-2AB0", "6AG1513-1AL02-7AB0", "6AG1513-1FL01-2AB0", "6AG1513-1FL02-2AB0", "6AG1515-2FM01-2AB0", "6AG1515-2FM02-2AB0", "6AG2515-2FM02-4AB0", "6AG2515-2FM01-2AB0", "6AG1516-3AN01-2AB0", "6AG1516-3AN01-7AB0", "6AG1516-3AN02-2AB0", "6AG1516-3AN02-7AB0", "6AG2516-3AN02-4AB0", "6AG2516-3AN01-4AB0", "6AG1516-3FN01-2AB0", "6AG1516-3FN02-2AB0", "6AG2516-3FN02-2AB0", "6AG2516-3FN02-4AB0"]},
    "cpe:/o:siemens:simatic_s7-1500_cpu_firmware:3.0.3" :
        {"versionEndExcluding" : "3.0.3", "family" : "S71500", "orderNumbers" : ["6ES7615-4DF10-0AB0", "6ES7615-7DF10-0AB0", "6ES7510-1SK03-0AB0", "6ES7510-1DK03-0AB0", "6ES7511-1AL03-0AB0", "6ES7511-1FL03-0AB0", "6ES7511-1TL03-0AB0", "6ES7511-1UL03-0AB0", "6ES7512-1SM03-0AB0", "6ES7512-1DM03-0AB0", "6ES7513-1AM03-0AB0", "6ES7513-1FM03-0AB0", "6ES7514-2SN03-0AB0", "6ES7514-2DN03-0AB0", "6ES7514-2WN03-0AB0", "6ES7514-2VN03-0AB0", "6ES7515-2AN03-0AB0", "6ES7515-2FN03-0AB0", "6ES7515-2TN03-0AB0", "6ES7515-2UN03-0AB0", "6ES7516-3AP03-0AB0", "6ES7516-3FP03-0AB0", "6ES7516-3TN00-0AB0", "6ES7516-3UN00-0AB0", "6ES7517-3AP00-0AB0", "6ES7517-3FP00-0AB0", "6ES7517-3TP00-0AB0", "6ES7517-3UP00-0AB0", "6ES7518-4AP00-0AB0", "6ES7518-4AX00-1AB0", "6ES7518-4FP00-0AB0", "6ES7518-4FX00-1AB0", "6ES7518-4TP00-0AB0", "6ES7518-4UP00-0AB0", "6AG1518-4AP00-4AB0", "6AG1518-4AX00-4AC0", "6AG1518-4FP00-4AB0"]},
    "cpe:/o:siemens:simatic_et200pro_firmware" :
        {"versionEndExcluding" : "2.9.7", "family" : "ET200", "orderNumbers" : ["6ES7513-2GL00-0AB0", "6ES7513-2PL00-0AB0", "6ES7516-2GN00-0AB0", "6ES7516-2PN00-0AB0"]},
    "cpe:/o:siemens:simatic_et200sp_firmware" :
        {"versionEndExcluding" : "2.9.7", "family" : "ET200SP", "orderNumbers" : ["6AG1510-1SJ01-2AB0", "6AG2510-1SJ01-1AB0", "6AG1510-1DJ01-2AB0", "6AG1510-1DJ01-7AB0", "6AG2510-1DJ01-1AB0", "6AG2510-1DJ01-4AB0", "6AG1512-1SK01-2AB0", "6AG1512-1SK01-7AB0", "6AG2512-1SK01-1AB0", "6AG2512-1SK01-4AB0", "6AG1512-1DK01-2AB0", "6AG1512-1DK01-7AB0", "6AG2512-1DK01-1AB0", "6AG2512-1DK01-4AB0"]}
};

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