IBM WebSphere Application Server 7.x <= 7.0.0.45 / 8.0.x <= 8.0.0.15 / 8.5.x < 8.5.5.22 / 9.x < 9.0.5.12 RCE

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

include('compat.inc');

if (description)
{
  script_id(172080);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/03/13");

  script_cve_id("CVE-2021-23450");
  script_xref(name:"IAVA", value:"2022-A-0002");

  script_name(english:"IBM WebSphere Application Server 7.x <= 7.0.0.45 / 8.0.x <= 8.0.0.15 / 8.5.x < 8.5.5.22 / 9.x < 9.0.5.12 RCE");

  script_set_attribute(attribute:"synopsis", value:
"The remote web application server is vulnerable to remote code execution.");
  script_set_attribute(attribute:"description", value:
"The IBM WebSphere Application Server installed on the remote host is affected by a remote code execution vulnerability
due to the Dojo package, which is vulnerable to vulnerable to Prototype Pollution via the setObject function.

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/6558594");
  script_set_attribute(attribute:"solution", value:
"Update to IBM WebSphere Application Server version 8.5.5.22, 9.0.5.12 or later. Alternatively, upgrade to the minimal fix pack
levels required by the interim fix and then apply Interim Fix PH43148.");
  script_set_attribute(attribute:"agent", value:"all");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:F/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:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:F/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-23450");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2022/03/15");
  script_set_attribute(attribute:"patch_publication_date", value:"2022/03/15");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/03/03");

  script_set_attribute(attribute:"plugin_type", value:"combined");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:ibm:websphere_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) 2023-2024 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 fix = 'Interim Fix PH43148';

get_install_count(app_name:app, exit_if_zero:TRUE);
var app_info = vcf::combined_get_app_info(app:app);
vcf::check_granularity(app_info:app_info, sig_segments:4);

# Not checking config, so require paranoia
if (report_paranoia < 2)
  audit(AUDIT_POTENTIAL_VULN, app);

if ('PH43148' >< app_info['Fixes'])
  audit(AUDIT_INST_VER_NOT_VULN, app);

var constraints = [
 { 'min_version' : '9.0', 'fixed_version' : '9.0.5.12', 'fixed_display' : '9.0.5.12 or ' + fix },
 { 'min_version' : '8.5', 'fixed_version' : '8.5.5.22', 'fixed_display' : '8.5.5.22 or ' + fix },
 { 'min_version' : '8.0', 'fixed_version' : '8.0.0.16', 'fixed_display' : '8.0.0.15 with ' + fix },
 { 'min_version' : '7.0', 'fixed_version' : '7.0.0.46', 'fixed_display' : '7.0.0.45 with ' + fix }
];

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