SAP NetWeaver AS ABAP Privileges Escalation (3623440)

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

include('compat.inc');

if (description)
{
  script_id(256696);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2025/08/27");

  script_cve_id("CVE-2025-42953");
  script_xref(name:"IAVA", value:"2025-A-0505");

  script_name(english:"SAP NetWeaver AS ABAP Privileges Escalation (3623440)");

  script_set_attribute(attribute:"synopsis", value:
"The remote SAP NetWeaver ABAP server is affected by priviliege escalation. vulnerability.");
  script_set_attribute(attribute:"description", value:
"The remote SAP NetWeaver ABAP server is affected by priviliege escalation. vulnerability as referenced in 
the 3623440 advisory.

  - SAP Netweaver System Configuration does not perform necessary authorization checks for an authenticated 
    user, resulting in escalation of privileges. (CVE-2025-42953)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://support.sap.com/en/my-support/knowledge-base/security-notes-news/july-2025.html
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?689b7591");
  script_set_attribute(attribute:"see_also", value:"https://me.sap.com/notes/3623440");
  script_set_attribute(attribute:"solution", value:
"Apply the appropriate patch according to the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:P");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2025-42953");

  script_set_attribute(attribute:"vuln_publication_date", value:"2025/07/08");
  script_set_attribute(attribute:"patch_publication_date", value:"2025/07/08");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/08/27");

  script_set_attribute(attribute:"potential_vulnerability", value:"true");
  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:sap:netweaver_application_server");
  script_set_attribute(attribute:"stig_severity", value:"I");
  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("sap_netweaver_as_web_detect.nbin");
  script_require_keys("installed_sw/SAP Netweaver Application Server (AS)", "Settings/ParanoidReport");
  script_require_ports("Services/www", 80, 443, 8000, 50000);

  exit(0);
}

include('vcf_extras_sap.inc');

var app_info = vcf::sap_netweaver_as::get_app_info();

if (report_paranoia < 2)
  audit(AUDIT_PARANOID);

var constraints = [
  {'equal': '701', 'fixed_display': 'SAPKB70128' },	
  {'equal': '702', 'fixed_display': 'SAPKB70228' },	
  {'equal': '731', 'fixed_display': 'SAPKB73137' },	
  {'equal': '740', 'fixed_display': 'SAPKB74034' },	
  {'equal': '750', 'fixed_display': 'SAPK-75034INSAPBASIS' },	
  {'equal': '751', 'fixed_display': 'SAPK-75121INSAPBASIS' },	
  {'equal': '752', 'fixed_display': 'SAPK-75217INSAPBASIS' },	
  {'equal': '753', 'fixed_display': 'SAPK-75315INSAPBASIS' },	
  {'equal': '754', 'fixed_display': 'SAPK-75413INSAPBASIS' },	
  {'equal': '755', 'fixed_display': 'SAPK-75511INSAPBASIS' },	
  {'equal': '756', 'fixed_display': 'SAPK-75609INSAPBASIS' },	
  {'equal': '757', 'fixed_display': 'SAPK-75707INSAPBASIS' },	
  {'equal': '758', 'fixed_display': 'SAPK-75805INSAPBASIS' },	
  {'equal': '816', 'fixed_display': 'SAPK-81601INSAPBASIS' }
];

vcf::sap_netweaver_as::check_version_and_report(
  app_info:app_info,
  constraints:constraints,
  severity:SECURITY_WARNING,
  abap:TRUE
);