5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.001 Low
EPSS
Percentile
48.8%
A CWE-248: Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause denial of service when an invalid private command parameter is sent to the controller over Modbus.
This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable- ot for more information.
#%NASL_MIN_LEVEL 70300
##
# (C) Tenable Network Security, Inc.
##
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(500324);
script_version("1.6");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/01/24");
script_cve_id("CVE-2018-7852");
script_name(english:"Schneider Electric Modicon Improper Handling of Exceptional Conditions (CVE-2018-7852)");
script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
script_set_attribute(attribute:"description", value:
"A CWE-248: Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum,
and Modicon Premium which could cause denial of service when an invalid private command parameter is sent to the
controller over Modbus.
This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-
ot for more information.");
# https://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0763
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?3400eb5e");
# https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2019-134-11
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?a432fe19");
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:P");
script_set_cvss_temporal_vector("CVSS2#E:POC/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:P/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2018-7852");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_cwe_id(755);
script_set_attribute(attribute:"vuln_publication_date", value:"2019/05/22");
script_set_attribute(attribute:"patch_publication_date", value:"2019/05/22");
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:modicon_m580_series_firmware");
script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:modicon_m340_series_firmware");
script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:modicon_quantum_firmware");
script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:modicon_premium_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) 2022-2024 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:modicon_m580_series_firmware" :
{"versionEndExcluding" : "2.80", "family" : "ModiconM580"},
"cpe:/o:schneider-electric:modicon_m340_series_firmware" :
{"versionEndExcluding" : "3.01", "family" : "ModiconM340"},
"cpe:/o:schneider-electric:modicon_quantum_firmware" :
{"versionEndExcluding" : "3.60", "family" : "QuantumUnity"},
"cpe:/o:schneider-electric:modicon_premium_firmware" :
{"versionEndExcluding" : "3.20", "family" : "Premium"}
};
tenable_ot::cve::compare_and_report(asset:asset, cpes:vuln_cpes, severity:SECURITY_WARNING);
Vendor | Product | Version | CPE |
---|---|---|---|
schneider-electric | modicon_m580_series_firmware | cpe:/o:schneider-electric:modicon_m580_series_firmware | |
schneider-electric | modicon_m340_series_firmware | cpe:/o:schneider-electric:modicon_m340_series_firmware | |
schneider-electric | modicon_quantum_firmware | cpe:/o:schneider-electric:modicon_quantum_firmware | |
schneider-electric | modicon_premium_firmware | cpe:/o:schneider-electric:modicon_premium_firmware |
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.001 Low
EPSS
Percentile
48.8%