Twonky Server 7.0.11 - 8.5 Multiple Vulnerabilities - Version Check

# 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

CPE = "cpe:/a:lynxtechnology:twonky_server";

if( description )
{
  script_oid("1.3.6.1.4.1.25623.1.0.113148");
  script_version("2025-11-21T05:40:28+0000");
  script_tag(name:"last_modification", value:"2025-11-21 05:40:28 +0000 (Fri, 21 Nov 2025)");
  script_tag(name:"creation_date", value:"2018-04-03 14:36:00 +0200 (Tue, 03 Apr 2018)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2018-04-20 13:16:00 +0000 (Fri, 20 Apr 2018)");

  script_cve_id("CVE-2018-7171", "CVE-2018-7203");

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

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

  script_name("Twonky Server 7.0.11 - 8.5 Multiple Vulnerabilities - Version Check");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2018 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_twonky_server_http_detect.nasl");
  script_mandatory_keys("twonky/server/detected");

  script_tag(name:"summary", value:"Twonky Server is prone to multiple vulnerabilities.");

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

  script_tag(name:"insight", value:"The following flaws exist:

  - Directory traversal allows remote attackers to share the contents of arbitrary directories via
  a .. (dot dot) in the contentbase parameter to rpc/set_all.

  - Cross-site scripting (XSS) allows remote attackers to inject arbitrary web script or HTML via
  the friendlyname parameter to rpc/set_all.");

  script_tag(name:"affected", value:"Twonky Server version 7.0.11 through 8.5.");

  script_tag(name:"solution", value:"Update to version 8.5.1 or later.

  As a workaround set a strong password for the WebGUI which blocks access to the affected RCP calls.");

  script_xref(name:"URL", value:"https://packetstormsecurity.com/files/146938/TwonkyMedia-Server-7.0.11-8.5-Directory-Traversal.html");
  script_xref(name:"URL", value:"https://packetstormsecurity.com/files/146939/TwonkyMedia-Server-7.0.11-8.5-Cross-Site-Scripting.html");
  script_xref(name:"URL", value:"https://github.com/mechanico/sharingIsCaring/blob/master/twonky.py");
  script_xref(name:"URL", value:"https://www.exploit-db.com/exploits/44350/");
  script_xref(name:"URL", value:"http://docs.twonky.com/display/TRN/Twonky+Server+8.5.1");

  exit(0);
}

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

if( ! 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_in_range( version: version, test_version: "7.0.11", test_version2: "8.5.0" ) ) {
  report = report_fixed_ver( installed_version: version, fixed_version: "8.5.1", install_path:location );
  security_message( data: report, port: port );
  exit( 0 );
}

exit( 99 );