IBM WebSphere Application Server 8.5.x < 8.5.5.29 / 9.x < 9.0.5.27 / Liberty 17.0.0.3 < 26.0.0.1 XSS (7254078)

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

include('compat.inc');

if (description)
{
  script_id(277790);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2025/12/12");

  script_cve_id("CVE-2025-12635");
  script_xref(name:"IAVA", value:"2025-A-0921");
  script_xref(name:"IAVA", value:"2025-A-0922");

  script_name(english:"IBM WebSphere Application Server 8.5.x < 8.5.5.29 / 9.x < 9.0.5.27 / Liberty 17.0.0.3 < 26.0.0.1 XSS (7254078)");

  script_set_attribute(attribute:"synopsis", value:
"The remote web application server is affected by a XSS vulnerability.");
  script_set_attribute(attribute:"description", value:
"The version of IBM WebSphere Application Server running on the remote host is affected by a XSS vulnerability as
referenced in the 7254078 advisory.

  - IBM WebSphere Application Server 8.5, 9.0 and IBM WebSphere Application Server Liberty 17.0.0.3 through
    25.0.0.12 are affected by cross-site scripting due to improper validation of user-supplied input. An
    attacker could exploit this vulnerability by using a specially crafted URL to redirect the user to a
    malicious site. (CVE-2025-12635)

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/7254078");
  script_set_attribute(attribute:"solution", value:
"Update to IBM WebSphere Application Server version 8.5.5.29, 9.0.5.27, 26.0.0.1 Liberty or later. Alternatively, upgrade
to the minimal fix pack levels required by the interim fix and then apply Interim Fix PH68243 / PH68817.");
  script_set_attribute(attribute:"agent", value:"all");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:P/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:R/S:C/C:L/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-2025-12635");

  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:"2025/12/08");
  script_set_attribute(attribute:"patch_publication_date", value:"2025/12/08");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/12/08");

  script_set_attribute(attribute:"plugin_type", value:"combined");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:ibm:websphere_application_server");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_set_attribute(attribute:"thorough_tests", value:"true");
  script_set_attribute(attribute:"stig_severity", value:"II");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Web Servers");

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

  script_dependencies("websphere_detect.nasl", "ibm_enum_products.nbin", "ibm_websphere_application_server_nix_installed.nbin", "ibm_websphere_application_server_win_installed.nbin");
  script_require_keys("installed_sw/IBM WebSphere Application Server");

  exit(0);
}

include('vcf.inc');

var app = 'IBM WebSphere Application Server';
var app_info = vcf::combined_get_app_info(app:app);
vcf::check_granularity(app_info:app_info, sig_segments:4);

# If the detection is only remote, Source will be set, and we should require paranoia
var require_paranoid = FALSE;
if (!empty_or_null(app_info['Source']) && app_info['Source'] != 'unknown' && report_paranoia < 2)
  require_paranoid = TRUE;

if ('PH68243' >< app_info['Fixes'] || 'PH68817' >< app_info['Fixes'])
  audit(AUDIT_INST_VER_NOT_VULN, app);

var constraints = [
  { 'min_version' : '8.5.0.0', 'fixed_version' : '8.5.5.29', 'fixed_display' : '8.5.5.29 or Interim Fix PH68243' },
  { 'min_version' : '9.0.0.0', 'fixed_version' : '9.0.5.27', 'fixed_display' : '9.0.5.27 or Interim Fix PH68243' },
  { 'min_version' : '17.0.0.3', 'fixed_version' : '26.0.0.1', 'fixed_display' : '26.0.0.1 or Interim Fix PH68817' }
];

vcf::check_version_and_report(
    app_info:app_info,
    constraints:constraints,
    severity:SECURITY_WARNING,
    require_paranoia:require_paranoid,
    flags:{'xss':TRUE}
);