RaidenFTPD Server CWD and MLST Command Denial of Service Vulnerability

###############################################################################
# OpenVAS Vulnerability Test
# $Id: secpod_raidenftpd_server_dos_vuln.nasl 5122 2017-01-27 12:16:00Z teissa $
#
# RaidenFTPD Server CWD and MLST Command Denial of Service Vulnerability
#
# Authors:
# Nikita MR <[email protected]>
#
# Copyright:
# Copyright (c) 2009 SecPod, http://www.secpod.com
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2
# (or any later version), as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
###############################################################################

tag_impact = "Successful exploitation will let the user crash the application to cause
  denial of service.";
tag_affected = "RaidenFTPD Server version 2.4.3620 and prior.";
tag_insight = "The flaw is due to a boundary error when handling overly long requested
  directory names. As a result buffer overflow can be caused using specially
  crafted CWD and MLST commands.";
tag_solution = "Upgrade to the latest version.
  http://www.raidenftpd.com/en/";
tag_summary = "This host is running RaidenFTPD Server and is prone to Denial of
  Service Vulnerability.";

if(description)
{
  script_id(900511);
  script_version("$Revision: 5122 $");
  script_tag(name:"last_modification", value:"$Date: 2017-01-27 13:16:00 +0100 (Fri, 27 Jan 2017) $");
  script_tag(name:"creation_date", value:"2009-02-26 05:27:20 +0100 (Thu, 26 Feb 2009)");
  script_tag(name:"cvss_base", value:"9.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:C/I:C/A:C");
  script_cve_id("CVE-2008-6186");
  script_bugtraq_id(31741);
  script_name("RaidenFTPD Server CWD and MLST Command Denial of Service Vulnerability");
  script_xref(name : "URL" , value : "http://secunia.com/advisories/32216");
  script_xref(name : "URL" , value : "http://www.milw0rm.com/exploits/6742");

  script_tag(name:"qod_type", value:"executable_version");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2009 SecPod");
  script_family("Denial of Service");
  script_dependencies("secpod_raidenftpd_server_detect.nasl");
  script_require_ports("Services/ftp", 21);
  script_require_keys("RaidenFTPD/Ver");
  script_tag(name : "impact" , value : tag_impact);
  script_tag(name : "affected" , value : tag_affected);
  script_tag(name : "insight" , value : tag_insight);
  script_tag(name : "solution" , value : tag_solution);
  script_tag(name : "summary" , value : tag_summary);
  exit(0);
}


include("version_func.inc");

ftpPort = get_kb_item("Services/ftp");
if(!ftpPort){
  exit(0);
}

if(!get_port_state(ftpPort)){
  exit(0);
}

rftpdVer = get_kb_item("RaidenFTPD/Ver");
if(!rftpdVer){
  exit(0);
}

if(version_is_less_equal(version:rftpdVer, test_version:"2.4.3620")){
  security_message(ftpPort);
}