Liferay Portal 7.4.3.48 < 7.4.3.77 REDoS

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

include('compat.inc');

if (description)
{
  script_id(176448);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/06/22");

  script_cve_id("CVE-2023-33950");
  script_xref(name:"IAVA", value:"2023-A-0267-S");

  script_name(english:"Liferay Portal 7.4.3.48 < 7.4.3.77 REDoS");

  script_set_attribute(attribute:"synopsis", value:
"An application running on a remote web server host is affected by a denial of service vulnerability");
  script_set_attribute(attribute:"description", value:
"Pattern Redirects in Liferay Portal and Liferay DXP allows regular expressions that are vulnerable to ReDoS attacks to
be used as patterns, which allows remote attackers to consume an excessive amount of server resources via crafted 
request URLs.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cve-2023-33950
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?980e259e");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Liferay Portal 7.4.3.77 or later.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/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:N/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-2023-33950");

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

  script_set_attribute(attribute:"vuln_publication_date", value:"2023/05/24");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/05/24");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/05/29");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:liferay:liferay_portal");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_set_attribute(attribute:"thorough_tests", value:"true");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2023 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("liferay_detect.nasl");
  script_require_keys("installed_sw/liferay_portal");
  script_require_ports("Services/www", 8080);

  exit(0);
}
include('http.inc');
include('vcf.inc');

var port = get_http_port(default:8080);
var app_info = vcf::get_app_info(app:'liferay_portal', webapp:TRUE, port:port);

var constraints = [ {'min_version': '7.4.3.48' , 'fixed_version': '7.4.3.77'} ];

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