#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##
include('compat.inc');
if (description)
{
script_id(503099);
script_version("1.1");
script_set_attribute(attribute:"plugin_modification_date", value:"2025/03/13");
script_cve_id("CVE-2015-0286");
script_xref(name:"ICSA", value:"22-349-21");
script_name(english:"Siemens SCALANCE X-200RNA Switch Devices Comparison of Incompatible Types (CVE-2015-0286)");
script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
script_set_attribute(attribute:"description", value:
"The ASN1_TYPE_cmp function in crypto/asn1/a_type.c in OpenSSL before
0.9.8zf, 1.0.0 before 1.0.0r, 1.0.1 before 1.0.1m, and 1.0.2 before
1.0.2a does not properly perform boolean-type comparisons, which
allows remote attackers to cause a denial of service (invalid read
operation and application crash) via a crafted X.509 certificate to an
endpoint that uses the certificate-verification feature.
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-412672.pdf");
script_set_attribute(attribute:"see_also", value:"https://support.industry.siemens.com/cs/ww/en/view/109814809/");
script_set_attribute(attribute:"see_also", value:"https://www.cisa.gov/news-events/ics-advisories/icsa-22-349-21");
script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L");
script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2015-0286");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_cwe_id(1024);
script_set_attribute(attribute:"vuln_publication_date", value:"2022/12/13");
script_set_attribute(attribute:"patch_publication_date", value:"2022/12/13");
script_set_attribute(attribute:"plugin_publication_date", value:"2025/03/13");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:scalance_x204rna_%28hsr%29_firmware:3.2.7");
script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:scalance_x204rna_%28prp%29_firmware:3.2.7");
script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:scalance_x204rna_eec_%28hsr%29_firmware:3.2.7");
script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:scalance_x204rna_eec_%28prp%29_firmware:3.2.7");
script_set_attribute(attribute:"cpe", value:"cpe:/o:siemens:scalance_x204rna_eec_%28prp%2fhsr%29_firmware:3.2.7");
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) 2025 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:scalance_x204rna_%28hsr%29_firmware:3.2.7" :
{"versionEndExcluding" : "3.2.7", "family" : "SCALANCEX200", "orderNumbers" : ['6GK5204-0BA00-2MB2']},
"cpe:/o:siemens:scalance_x204rna_%28prp%29_firmware:3.2.7" :
{"versionEndExcluding" : "3.2.7", "family" : "SCALANCEX200", "orderNumbers" : ['6GK5204-0BA00-2KB2']},
"cpe:/o:siemens:scalance_x204rna_eec_%28hsr%29_firmware:3.2.7" :
{"versionEndExcluding" : "3.2.7", "family" : "SCALANCEX200", "orderNumbers" : ['6GK5204-0BS00-2NA3']},
"cpe:/o:siemens:scalance_x204rna_eec_%28prp%29_firmware:3.2.7" :
{"versionEndExcluding" : "3.2.7", "family" : "SCALANCEX200", "orderNumbers" : ['6GK5204-0BS00-3LA3']},
"cpe:/o:siemens:scalance_x204rna_eec_%28prp%2fhsr%29_firmware:3.2.7" :
{"versionEndExcluding" : "3.2.7", "family" : "SCALANCEX200", "orderNumbers" : ['6GK5204-0BS00-3PA3']}
};
tenable_ot::cve::compare_and_report(asset:asset, cpes:vuln_cpes, severity:SECURITY_HOLE);
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