SAP NetWeaver AS ABAP URL Redirection (3251202)

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

include('compat.inc');

if (description)
{
  script_id(167284);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2022/12/16");

  script_cve_id("CVE-2022-41215");
  script_xref(name:"IAVA", value:"2022-A-0469");
  script_xref(name:"IAVA", value:"2022-A-0516");

  script_name(english:"SAP NetWeaver AS ABAP URL Redirection (3251202)");

  script_set_attribute(attribute:"synopsis", value:
"The remote SAP NetWeaver ABAP server may be affected by a URL redirection vulnerability.");
  script_set_attribute(attribute:"description", value:
"SAP NetWeaver ABAP Server and ABAP Platform allows an unauthenticated attacker to redirect users to a malicious site
due to insufficient URL validation. This could lead to the user being tricked to disclose personal information.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?18f404d5");
  script_set_attribute(attribute:"see_also", value:"https://launchpad.support.sap.com/#/notes/3251202");
  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: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:R/S:C/C:L/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-2022-41215");

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

  script_set_attribute(attribute:"vuln_publication_date", value:"2022/11/08");
  script_set_attribute(attribute:"patch_publication_date", value:"2022/11/08");
  script_set_attribute(attribute:"plugin_publication_date", value:"2022/11/11");

  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) 2022 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)");
  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_POTENTIAL_VULN);

var fix = 'See vendor advisory';
var constraints = [
    {'min_version' : '700', 'max_version' : '702', 'fixed_display' : fix },
    {'equal' : '731', 'fixed_display' : fix },
    {'equal' : '740', 'fixed_display' : fix },
    {'min_version' : '750', 'max_version' : '757' ,'fixed_display' : fix },
    {'min_version' : '789', 'max_version' : '790' ,'fixed_display' : fix }
  ];

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