IBM WebSphere Application Server 7.0.0.x <= 7.0.0.45 / 8.0.0.x <= 8.0.0.15 / 8.5.x < 8.5.5.16 / 9.0.0.x < 9.0.0.11 Admin Console Denial of Service (DoS) Vulnerability (CVE-2019-4080)

#
# (C) Tenable Network Security, Inc.
#

include("compat.inc");

if (description)
{
  script_id(124025);
  script_version("1.6");
  script_set_attribute(attribute:"plugin_modification_date", value:"2020/11/30");

  script_cve_id("CVE-2019-4080");
  script_bugtraq_id(107683);

  script_name(english:"IBM WebSphere Application Server 7.0.0.x <= 7.0.0.45 / 8.0.0.x <= 8.0.0.15 / 8.5.x < 8.5.5.16 / 9.0.0.x < 9.0.0.11 Admin Console Denial of Service (DoS) Vulnerability (CVE-2019-4080)");
  script_summary(english:"Reads the version number from the SOAP and GIOP services.");

  script_set_attribute(attribute:"synopsis", value:
"The remote web application server is affected by a denial of service
vulnerability.");
  script_set_attribute(attribute:"description", value:
"The IBM WebSphere Application Server running on the remote host is
version 7.0.0.0 through 7.0.0.45, 8.0.0.0 through 8.0.0.15, 8.5.x
prior to 8.5.5.16, or 9.0.0.x prior to 9.0.0.11. It is, therefore,
affected by a denial of service (DoS) vulnerability in the Admin
Console. A remote, authenticated attacker could exploit this to
consume all available CPU resources.");
  script_set_attribute(attribute:"see_also", value:"https://www-01.ibm.com/support/docview.wss?uid=ibm10875692");
  script_set_attribute(attribute:"solution", value:
"Upgrade to IBM WebSphere Application Server 8.5.5.16 or 9.0.0.11 or
later. Alternatively, upgrade to the minimal fix pack levels required
by the interim fix and then apply Interim Fix PH07676.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:C");
  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:N/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-4080");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/03/26");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/03/26");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/04/12");

  script_set_attribute(attribute:"plugin_type", value:"combined");
  script_set_attribute(attribute:"agent", value:"all");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:ibm:websphere_application_server");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2019-2020 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");
  script_require_keys("installed_sw/IBM WebSphere Application Server");

  exit(0);
}

include("vcf.inc");

app = "IBM WebSphere Application Server";
fix = "Interim Fix PH07676";

get_install_count(app_name:app, exit_if_zero:TRUE);
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
if (!empty_or_null(app_info['Source']) && app_info['Source'] != 'unknown' && report_paranoia < 2)
  audit(AUDIT_PARANOID);

if ('PH07676' >< app_info['Fixes'])
  audit(AUDIT_INST_VER_NOT_VULN, app);

constraints = [
  {"min_version":"7.0.0.0", "max_version":"7.0.0.45", "fixed_version":fix},
  {"min_version":"8.0.0.0", "max_version":"8.0.0.15", "fixed_version":fix},
  {"min_version":"8.5.0.0", "max_version":"8.5.5.15", "fixed_version":"8.5.5.16 or " + fix},
  {"min_version":"9.0.0.0", "max_version":"9.0.0.10", "fixed_version":"9.0.0.11 or " + fix}
];

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