SAP NetWeaver AS ABAP XSS (3283283)

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

include('compat.inc');

if (description)
{
  script_id(170024);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/02/17");

  script_cve_id("CVE-2023-0013");
  script_xref(name:"IAVA", value:"2023-A-0018");
  script_xref(name:"IAVA", value:"2023-A-0076");

  script_name(english:"SAP NetWeaver AS ABAP XSS (3283283)");

  script_set_attribute(attribute:"synopsis", value:
"The remote SAP NetWeaver ABAP server may be affected by a cross-site scripting vulnerability.");
  script_set_attribute(attribute:"description", value:
"The ABAP Keyword Documentation of SAP NetWeaver Application Server for ABAP and ABAP Platform does not sufficiently
encode user-controlled inputs, resulting in Cross-Site Scripting (XSS) vulnerability. On successful exploitation an
attacker can cause limited impact on confidentiality and integrity of the application.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://blogs.sap.com/2023/01/10/sap-security-patch-day-january-2023/
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?5d73f55b");
  script_set_attribute(attribute:"see_also", value:"https://launchpad.support.sap.com/#/notes/3283283");
  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:N/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:N/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-2023-0013");

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

  script_set_attribute(attribute:"vuln_publication_date", value:"2023/01/10");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/01/10");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/01/13");

  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) 2023 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 fix = 'See vendor advisory';
var constraints = [
    {'equal' : '702', 'fixed_display' : fix },
    {'equal' : '731', 'fixed_display' : fix },
    {'equal' : '740', 'fixed_display' : fix },
    {'equal' : '750', 'fixed_display' : fix },
    {'equal' : '751', 'fixed_display' : fix },
    {'equal' : '752', 'fixed_display' : fix },
    {'equal' : '753', 'fixed_display' : fix },
    {'equal' : '754', 'fixed_display' : fix },
    {'equal' : '755', 'fixed_display' : fix },
    {'equal' : '756', 'fixed_display' : fix },
    {'equal' : '757', 'fixed_display' : fix }
  ];

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