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

VINTAGE COMMODORE 64 & 1541 DISK DRIVE MANUALS
$49.99
VINTAGE COMMODORE 64 & 1541 DISK DRIVE MANUALS pictureCommodore Easy Mail And Easy Script Manuals In Binder
$4.99
Commodore Easy Mail And Easy Script Manuals In Binder pictureCOMMODORE VIC 20 COMPUTER VINTAGE IN BOX WITH EXTRAS NOT TESTED VIDEO GAME
$99.99
COMMODORE VIC 20 COMPUTER VINTAGE IN BOX WITH EXTRAS NOT TESTED VIDEO GAME pictureMouse for Commodore Amiga TESTED AND WORKING in an Amiga 500 Sytem
$20.0
Mouse for Commodore Amiga TESTED AND WORKING in an Amiga 500 Sytem picture


Discussions

No Discussions have been posted on this vulnerability.