IBM WebSphere Portal Entity Expansion DoS (PI24622)

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(78744);
  script_version("1.7");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/19");

  script_cve_id("CVE-2014-4814");
  script_bugtraq_id(70758);

  script_name(english:"IBM WebSphere Portal Entity Expansion DoS (PI24622)");
  script_summary(english:"Checks for installed patches.");

  script_set_attribute(attribute:"synopsis", value:
"The remote Windows host has web portal software installed that is
affected by a denial of service vulnerability.");
  script_set_attribute(attribute:"description", value:
"The version of IBM WebSphere Portal installed on the remote host is
affected by a denial of service vulnerability. A flaw exists that is
caused by improper recursion detection during entity expansion. By
tricking a user into opening a specially crafted XML document, an
attacker can cause the system to crash, resulting in a denial of
service.");
  script_set_attribute(attribute:"see_also", value:"https://www-304.ibm.com/support/docview.wss?uid=swg21684651");
  script_set_attribute(attribute:"solution", value:
"IBM has published Interim Fix PI24622. Refer to IBM's advisory for
more information.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:S/C:N/I:N/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"No exploit is required");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"vuln_publication_date", value:"2014/10/24");
  script_set_attribute(attribute:"patch_publication_date", value:"2014/10/27");
  script_set_attribute(attribute:"plugin_publication_date", value:"2014/10/30");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:ibm:websphere_portal");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"CGI abuses");

  script_copyright(english:"This script is Copyright (C) 2014-2021 Tenable Network Security, Inc.");

  script_dependencies("websphere_portal_installed.nbin");
  script_require_keys("installed_sw/IBM WebSphere Portal");

  exit(0);
}

include("websphere_portal_version.inc");

websphere_portal_check_version(
  ranges:make_list(
    "6.1.0.0, 6.1.0.6, CF27",
    "6.1.5.0, 6.1.5.3, CF27",
    "7.0.0.0, 7.0.0.2, CF28",
    "8.0.0.0, 8.0.0.1, CF14"
  ),
  fix:"PI24622",
  severity:SECURITY_WARNING
);