5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
6.6 Medium
AI Score
Confidence
High
0.073 Low
EPSS
Percentile
94.1%
Personal FTP Server is prone to a denial of service (DoS) vulnerability.
# Copyright (C) 2008 Greenbone Networks GmbH
# 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-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# 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.
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.900127");
script_version("2022-05-11T11:17:52+0000");
script_tag(name:"last_modification", value:"2022-05-11 11:17:52 +0000 (Wed, 11 May 2022)");
script_tag(name:"creation_date", value:"2008-09-25 09:10:39 +0200 (Thu, 25 Sep 2008)");
script_cve_id("CVE-2008-4136");
script_copyright("Copyright (C) 2008 Greenbone Networks GmbH");
script_tag(name:"cvss_base", value:"5.0");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
script_category(ACT_GATHER_INFO);
script_family("Denial of Service");
script_name("Personal FTP Server RETR Command Remote Denial of Service Vulnerability");
script_dependencies("smb_reg_service_pack.nasl");
script_require_ports(139, 445);
script_mandatory_keys("SMB/WindowsVersion");
script_xref(name:"URL", value:"http://shinnok.evonet.ro/vulns_html/pftp.html");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/31173");
script_xref(name:"URL", value:"http://downloads.securityfocus.com/vulnerabilities/exploits/31173.c");
script_tag(name:"summary", value:"Personal FTP Server is prone to a denial of service (DoS) vulnerability.");
script_tag(name:"insight", value:"This issue is due to an error when handling the RETR command.");
script_tag(name:"affected", value:"Michael Roth Personal FTP Server 6.0f and prior on Windows (all).");
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:"impact", value:"Successful exploitation will deny the service by sending
multiple RETR commands with an arbitrary argument.");
script_tag(name:"qod_type", value:"registry");
script_tag(name:"solution_type", value:"WillNotFix");
exit(0);
}
include("smb_nt.inc");
include("version_func.inc");
key = "SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\The Personal FTP Server_is1";
if(!registry_key_exists(key:key)){
exit(0);
}
pftpVer = registry_get_sz(key:key, item:"DisplayVersion");
if(!pftpVer) exit(0);
if(egrep(pattern:"^([0-5]\..*|6\.0([a-f])?)$", string:pftpVer)){
report = report_fixed_ver(installed_version:pftpVer, fixed_version:"WillNotFix");
security_message(port:0, data:report);
exit(0);
}
exit(99);