Vulnerability Assessment & Network Security Forums



If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important.  If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.


Home >> Browse Vulnerability Assessment Database >> Denial of Service >> Malformed ICMP Packets May Cause a Denial of Service (SCTP)


Vulnerability Assessment Details

Malformed ICMP Packets May Cause a Denial of Service (SCTP)

Vulnerability Assessment Summary
Kills the remote Linux with a bad ICMP packet

Detailed Explanation for this Vulnerability Assessment

Summary :

It is possible to crash the remote host by sending it malformed ICMP packets.

Description :

Linux Kernels older than version 2.6.13 contains a bug which may permit an
attacker to cause a NULL pointer dereference by sending malformed ICMP packets,
thus resulting in a kernel panic.

This flaw is present only if SCTP support is enabled on the remote host.

A possible hacker to make this host crash continuously, thus preventing legitimate
users from using it.

See also :

http://oss.sgi.com/projects/netdev/archive/2005-07/msg00142.html

Solution :

Ugprade to Linux 2.6.13 or newer, or disable SCTP support.

Network Security Threat Level:

Medium / CVSS Base Score : 5
(AV:R/AC:L/Au:NR/C:N/A:C/I:N/B:A)

Networks Security ID:

Vulnerability Assessment Copyright: This script is Copyright (C) 2005 Michel Arboi

Cables, Connectors

NEW OPEN BOX IBM PSERIES RS/6000 9131 - 7160 P39J5301 97P5217 SERVER RAIL KIT
$94.95
NEW OPEN BOX IBM PSERIES RS/6000 9131 - 7160 P39J5301  97P5217  SERVER RAIL KIT pictureDell Perc H800 External PCI-e SAS SATA Raid Controller 512mb 6GB/S - D90PG
$9.99
Dell Perc H800 External PCI-e SAS SATA Raid Controller 512mb 6GB/S - D90PG pictureDELL SVP Intel Pentium Dual Core Server w/2.7 GHz 2 GB RAM 260 GB HD WORKING
$79.99
DELL SVP Intel Pentium Dual Core Server w/2.7 GHz 2 GB RAM 260 GB HD WORKING pictureDell R720 Warranty through 10-8-2017. 2*E5-2603v2, PERC H310, 8GB Ram, No Drives
$1495.0
Dell R720 Warranty through 10-8-2017. 2*E5-2603v2, PERC H310, 8GB Ram, No Drives picture


Discussions

No Discussions have been posted on this vulnerability.