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
EPSS
Percentile
57.3%
The remote host is running a version of FileZilla server with the following denial of service vulnerabilities :
Requesting a file containing the reserved name of a DOS device (e.g. CON, NUL, COM1, etc.) can cause the server to freeze.
Downloading a file or directory listing with MODE Z enabled (zlib compression) can cause an infinite loop.
#
# (C) Tenable Network Security, Inc.
#
include("compat.inc");
if(description)
{
script_id(17593);
script_cve_id("CVE-2005-0850", "CVE-2005-0851");
script_bugtraq_id(12865);
script_xref(name:"Secunia", value:"14664");
script_version("1.15");
script_name(english:"FileZilla FTP Server Multiple DoS");
script_summary(english:"Determines the presence of FileZilla");
script_set_attribute(
attribute:"synopsis",
value:"The remote FTP server has multiple denial of service vulnerabilities."
);
script_set_attribute( attribute:"description", value:
"The remote host is running a version of FileZilla server with the
following denial of service vulnerabilities :
- Requesting a file containing the reserved name of a DOS
device (e.g. CON, NUL, COM1, etc.) can cause the
server to freeze.
- Downloading a file or directory listing with MODE Z
enabled (zlib compression) can cause an infinite loop." );
script_set_attribute(
attribute:"see_also",
value:"http://sourceforge.net/project/shownotes.php?release_id=314473"
);
script_set_attribute(
attribute:"solution",
value:"Upgrade to FileZilla Server 0.9.6 or later."
);
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"plugin_publication_date", value: "2005/03/22");
script_set_attribute(attribute:"vuln_publication_date", value: "2005/03/22");
script_cvs_date("Date: 2018/07/11 17:09:24");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_set_attribute(attribute:"cpe", value:"cpe:/a:filezilla:filezilla_server");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"FTP");
script_copyright(english:"This script is Copyright (C) 2005-2018 Tenable Network Security, Inc.");
script_dependencies("ftp_anonymous.nasl");
script_require_ports("Services/ftp", 21);
exit(0);
}
include("ftp_func.inc");
port = get_ftp_port(default: 21);
banner = get_ftp_banner(port:port);
if ( ! banner ) exit(1);
if(egrep(pattern:"^220.*FileZilla Server version 0\.([0-8]\.|9\.[0-5][^0-9])", string:banner))
security_hole(port);