Kibana 8.12.x < 8.19.7 / 9.1.x < 9.1.7 / 9.2.x < 9.2.1 (ESA-2025-24)

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

include('compat.inc');

if (description)
{
  script_id(275872);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/03/12");

  script_cve_id("CVE-2025-37734");
  script_xref(name:"IAVB", value:"2025-B-0191-S");

  script_name(english:"Kibana 8.12.x < 8.19.7 / 9.1.x < 9.1.7 / 9.2.x < 9.2.1 (ESA-2025-24)");

  script_set_attribute(attribute:"synopsis", value:
"The remote host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"The version of Kibana installed on the remote host is prior to 8.19.7, 9.1.7, or 9.2.1. It is, therefore, affected by 
a vulnerability as referenced in the ESA-2025-24 advisory.

  - Origin Validation Error in Kibana can lead to Server-Side Request Forgery via a forged Origin HTTP header 
    processed by the Observability AI Assistant. This vulnerability affects deployments using the Observability AI 
    Assistant. (CVE-2025-37734)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://discuss.elastic.co/t/kibana-8-19-7-9-1-7-and-9-2-1-security-update-esa-2025-24/383381
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?d7ea43e6");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Kibana version 8.19.7, 9.1.7, or 9.2.1 or later.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:N");
  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:L/UI:N/S:U/C:N/I:L/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2025-37734");

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

  script_set_attribute(attribute:"vuln_publication_date", value:"2025/11/12");
  script_set_attribute(attribute:"patch_publication_date", value:"2025/11/12");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/11/20");

  script_set_attribute(attribute:"potential_vulnerability", value:"true");
  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:elasticsearch:kibana");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"CGI abuses");

  script_copyright(english:"This script is Copyright (C) 2025-2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("kibana_web_detect.nbin");
  script_require_keys("installed_sw/Kibana", "Settings/ParanoidReport");
  script_require_ports("Services/www", 5601);

  exit(0);
}

include('vcf.inc');

# Unable to check use of 'Observability AI Assistant' feature
if (report_paranoia < 2) audit(AUDIT_PARANOID);

var app_info = vcf::combined_get_app_info(app:'Kibana');

var constraints = [
  { 'min_version' : '8.12.0', 'fixed_version' : '8.19.7' },
  { 'min_version' : '9.1.0', 'fixed_version' : '9.1.7' },
  { 'min_version' : '9.2.0', 'fixed_version' : '9.2.1' }
];

vcf::check_version_and_report(
    app_info:app_info,
    constraints:constraints,
    severity:SECURITY_WARNING
);