VMware Spring Framework < 5.2.24, 5.3.x < 5.3.27, 6.0.x < 6.0.8 DoS Vulnerability - Linux

# SPDX-FileCopyrightText: 2023 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

CPE = "cpe:/a:vmware:spring_framework";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.104686");
  script_version("2025-09-04T05:39:49+0000");
  script_tag(name:"last_modification", value:"2025-09-04 05:39:49 +0000 (Thu, 04 Sep 2025)");
  script_tag(name:"creation_date", value:"2023-04-14 09:21:46 +0000 (Fri, 14 Apr 2023)");
  script_tag(name:"cvss_base", value:"6.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:N/I:N/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2023-04-21 18:04:00 +0000 (Fri, 21 Apr 2023)");

  script_cve_id("CVE-2023-20863");

  script_name("VMware Spring Framework < 5.2.24, 5.3.x < 5.3.27, 6.0.x < 6.0.8 DoS Vulnerability - Linux");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2023 Greenbone AG");
  script_family("Denial of Service");
  script_dependencies("gb_vmware_spring_framework_consolidation.nasl");
  script_mandatory_keys("vmware/spring/framework/ssh-login/detected");

  script_xref(name:"URL", value:"https://spring.io/blog/2023/04/13/spring-framework-6-0-8-5-3-27-and-5-2-24-release-fix-cve-2023-20863");
  script_xref(name:"URL", value:"https://spring.io/security/cve-2023-20863");

  script_tag(name:"summary", value:"The VMware Spring Framework is prone to a denial of service
  (DoS) vulnerability.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");

  script_tag(name:"insight", value:"It is possible for a user to provide a specially crafted SpEL
  expression that may cause a denial-of-service (DoS) condition.");

  script_tag(name:"affected", value:"VMware Spring Framework versions prior to 5.2.24, 5.3.x prior
  to 5.3.27 and 6.0.x prior to 6.0.8.");

  script_tag(name:"solution", value:"Update to version 5.2.24, 5.3.27, 6.0.8 or later.");

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

  exit(0);
}

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

if( isnull( port = get_app_port( cpe:CPE ) ) )
  exit( 0 );

if( ! infos = get_app_version_and_location( cpe:CPE, port:port, exit_no_version:TRUE ) )
  exit( 0 );

version = infos["version"];
location = infos["location"];

if( version_is_less( version:version, test_version:"5.2.24" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"5.2.24/5.3.27/6.0.8", install_path:location );
  security_message( port:port, data:report );
  exit( 0 );
}

if( version_in_range_exclusive( version:version, test_version_lo:"5.3.0", test_version_up:"5.3.27" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"5.3.27/6.0.8", install_path:location );
  security_message( port:port, data:report );
  exit( 0 );
}

if( version_in_range_exclusive( version:version, test_version_lo:"6.0.0", test_version_up:"6.0.8" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"6.0.8", install_path:location );
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 99 );