GE S2020/S2020G Fast Switch 61850 Improper Neutralization of Input During Web Page Generation (CVE-2019-18267)

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

include('compat.inc');

if (description)
{
  script_id(503351);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2025/10/03");

  script_cve_id("CVE-2019-18267");
  script_xref(name:"ICSA", value:"19-351-01");

  script_name(english:"GE S2020/S2020G Fast Switch 61850 Improper Neutralization of Input During Web Page Generation (CVE-2019-18267)");

  script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"An issue was found in GE S2020/S2020G Fast Switch 61850, S2020/S2020G
Fast Switch 61850 Versions 07A03 and prior. An attacker can inject
arbitrary Javascript in a specially crafted HTTP request that may be
reflected back in the HTTP response. The device is also vulnerable to
a stored cross-site scripting vulnerability that may allow session
hijacking, disclosure of sensitive data, cross-site request forgery
(CSRF) attacks, and remote code execution.

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.us-cert.gov/ics/advisories/icsa-19-351-01");
  script_set_attribute(attribute:"solution", value:
"The following text was originally created by the Cybersecurity and Infrastructure Security Agency (CISA). The original
can be found at CISA.gov.

GE produced and released Version 07A04, which fixed the vulnerability prior to the researchers reporting it to CISA.

Users can obtain the newest version at the following link: GE S2020/S2020G Fast Switch 61850.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-18267");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_cwe_id(79);

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/12/18");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/12/18");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/10/02");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:ge:s2020_firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:ge:s2020g_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) 2025 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  exit(0);
}


include('tenable_ot_cve_funcs.inc');

get_kb_item_or_exit('Tenable.ot/GE');

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

var vuln_cpes = {
    "cpe:/o:ge:s2020_firmware" :
        {"versionEndIncluding" : "07a03", "family" : "ReasonS20"},
    "cpe:/o:ge:s2020g_firmware" :
        {"versionEndIncluding" : "07a03", "family" : "ReasonS20"}
};

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