IBM InfoSphere 11.7.0.x <= 11.7.1.6 XXE Information Disclosure (7259630)

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

include('compat.inc');

if (description)
{
  script_id(301276);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/03/09");

  script_cve_id("CVE-2026-1567");
  script_xref(name:"IAVB", value:"2026-B-0058");

  script_name(english:"IBM InfoSphere 11.7.0.x <= 11.7.1.6 XXE Information Disclosure (7259630)");

  script_set_attribute(attribute:"synopsis", value:
"The remote host is affected by an information disclosure vulnerability.");
  script_set_attribute(attribute:"description", value:
"The version of IBM InfoSphere Information Server installed on the remote host is 11.7.0.0 through 11.7.1.6. It is,
therefore, affected by an information disclosure vulnerability:

  - An XML External Entity (XXE) vulnerability in IBM InfoSphere Information Server could allow attackers to retrieve
    sensitive information from the server. (CVE-2026-1567)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://www.ibm.com/support/pages/node/7259630");
  script_set_attribute(attribute:"solution", value:
"Upgrade IBM InfoSphere Information Server based upon the guidance specified in the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:N/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:N/UI:N/S:U/C:H/I:N/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-2026-1567");

  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:"2026/02/18");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/02/18");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/03/06");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:ibm:infosphere_information_server");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Windows");

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

  script_dependencies("ibm_infosphere_information_server.nbin");
  script_require_keys("SMB/Registry/Enumerated", "installed_sw/IBM InfoSphere Information Server");

  exit(0);
}

include('vcf.inc');

var app = 'IBM InfoSphere Information Server';

var app_info = vcf::get_app_info(app:app);
if (empty_or_null(app_info)) audit(AUDIT_NOT_INST, app);

# Patch only available for 11.7.1.5 and 11.7.1.6 but we cannot detect it
if (
  ver_compare(ver:app_info.version, fix:'11.7.1.5', strict:FALSE) >= 0 &&
  ver_compare(ver:app_info.version, fix:'11.7.1.6', strict:FALSE) <= 0 &&
  report_paranoia < 2
)
  audit(AUDIT_POTENTIAL_VULN, app);

var constraints = [
  {'min_version': '11.7.0', 'max_version': '11.7.1.6', 'fixed_display': 'See vendor advisory'}
];

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