Akka HTTP 10.0.x, 10.1.x Denial of Service vulnerability

# SPDX-FileCopyrightText: 2018 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

if( description )
{
  script_oid("1.3.6.1.4.1.25623.1.0.113262");
  script_version("2023-07-20T05:05:17+0000");
  script_tag(name:"last_modification", value:"2023-07-20 05:05:17 +0000 (Thu, 20 Jul 2023)");
  script_tag(name:"creation_date", value:"2018-08-31 13:43:24 +0200 (Fri, 31 Aug 2018)");
  script_tag(name:"cvss_base", value:"7.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2018-11-15 17:07:00 +0000 (Thu, 15 Nov 2018)");

  script_tag(name:"qod_type", value:"remote_banner");

  script_tag(name:"solution_type", value:"VendorFix");

  script_cve_id("CVE-2018-16131");

  script_name("Akka HTTP 10.0.x, 10.1.x Denial of Service vulnerability");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2018 Greenbone AG");
  script_family("Denial of Service");
  script_dependencies("gb_akka_http_detect.nasl");
  script_mandatory_keys("akka_http/installed");

  script_tag(name:"summary", value:"Akka HTTP is prone to a Denial of Service vulnerability.");
  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
  script_tag(name:"insight", value:"An attacker can use a Zip Bomb attack using the decodeRequest and
  decodeRequestWith directives to cause excessive memory usage
  and eventually a total crash of the application.");
  script_tag(name:"affected", value:"Akka HTTP versions 10.0.0 through 10.1.12 and 10.1.0 through 10.1.3.");
  script_tag(name:"solution", value:"Update to version 10.1.13 or 10.1.4 respectively.");

  script_xref(name:"URL", value:"https://akka.io/blog/news/2018/08/30/akka-http-dos-vulnerability-found");
  script_xref(name:"URL", value:"https://github.com/akka/akka-http/issues/2137");

  exit(0);
}

CPE = "cpe:/a:akka:http";

include( "host_details.inc" );
include( "version_func.inc" );

if( ! port = get_app_port( cpe: CPE ) ) exit( 0 );
if( ! version = get_app_version( cpe: CPE, port: port ) ) exit( 0 );

if( version_in_range( version: version, test_version: "10.0.0", test_version2: "10.0.12" ) ) {
  report = report_fixed_ver( installed_version: version, fixed_version: "10.0.13" );
  security_message( data: report, port: port );
  exit( 0 );
}

if( version_in_range( version: version, test_version: "10.1.0", test_version2: "10.1.3" ) ) {
  report = report_fixed_ver( installed_version: version, fixed_version: "10.1.4" );
  security_message( data: report, port: port );
  exit( 0 );
}

exit( 99 );