Greenstone Multiple Vulnerabilities (Jun 2013) - Active Check

# SPDX-FileCopyrightText: 2013 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("1.3.6.1.4.1.25623.1.0.103727");
  script_version("2025-05-14T05:40:11+0000");
  script_tag(name:"last_modification", value:"2025-05-14 05:40:11 +0000 (Wed, 14 May 2025)");
  script_tag(name:"creation_date", value:"2013-06-03 13:45:05 +0200 (Mon, 03 Jun 2013)");
  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:"VendorFix");

  script_name("Greenstone Multiple Vulnerabilities (Jun 2013) - Active Check");

  script_category(ACT_ATTACK);

  script_copyright("Copyright (C) 2013 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("find_service.nasl", "no404.nasl", "webmirror.nasl",
                      "DDI_Directory_Scanner.nasl", "global_settings.nasl");
  script_require_ports("Services/www", 80);
  script_exclude_keys("Settings/disable_cgi_scanning");

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

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

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

  - File disclosure

  - Cross-site scripting (XSS)

  - Security bypass");

  script_tag(name:"impact", value:"Attackers can exploit these issues to view local files, bypass
  certain security restriction, steal cookie-based authentication, or execute arbitrary scripts in
  the context of the browser.");

  script_tag(name:"solution", value:"Updates are available. Please see the references for more
  information and contact the vendor.");

  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/56662");

  exit(0);
}

include("http_func.inc");
include("http_keepalive.inc");
include("list_array_func.inc");
include("port_service_func.inc");

port = http_get_port( default:80 );

foreach dir( make_list_unique( "/gsdl", "/greenstone", http_cgi_dirs( port:port ) ) ) {

  if( dir == "/" )
    dir = "";

  url = dir + "/etc/users.gdb";

  req = http_get( port:port, item:url );
  res = http_keepalive_send_recv( port:port, data:req );

  if( "<groups>" >< res && "<password>" >< res && "<username>" >< res ) {
    report = http_report_vuln_url( port:port, url:url );
    security_message( port:port, data:report );
    exit( 0 );
  }
}

exit( 99 );