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 >> Gain a shell remotely >> OpenSSH Client Unauthorized Remote Forwarding


Vulnerability Assessment Details

OpenSSH Client Unauthorized Remote Forwarding

Vulnerability Assessment Summary
Checks for the remote SSH version

Detailed Explanation for this Vulnerability Assessment

Summary :

The remote SSH client does not disable X11 forwarding.

Description :

The remote host is running a version of the OpenSSH client older than or
as old as version 2.3.0.

This version does not properly disable X11 or agent forwarding,
which could permit a malicious SSH server to gain access to the X11
display and sniff X11 events, or gain access to the ssh-agent.

Solution :

Install the newest version of OpenSSH, available at http://www.openssh.com

Network Security Threat Level:

Low / CVSS Base Score : 3
(AV:R/AC:H/Au:NR/C:P/A:N/I:N/B:C)

Networks Security ID: 1949

Vulnerability Assessment Copyright: This script is Copyright (C) 2003 Xue Yong Zhi

Cables, Connectors

1977 Best of Creative Computing #2 Altair 8800 Computer Faire IBM 5100 DEC PDP-8
$39.99
1977 Best of Creative Computing #2 Altair 8800 Computer Faire IBM 5100 DEC PDP-8 pictureREPLICA RETRO ALTAIR 8800A S100 CLONE computer with ARDUINO DUE
$179.0
REPLICA RETRO ALTAIR 8800A S100 CLONE computer with ARDUINO DUE pictureAltair MITS Computer Notes Dec., 1976, Vol 2, Issue 7, Rare Vintage Newsletter
$89.0
Altair MITS Computer Notes Dec., 1976, Vol 2, Issue 7, Rare Vintage Newsletter   pictureAltair MITS Computer Notes Sept, 1976, Vol 2, Issue 4, Rare Vintage Newsletter
$89.0
Altair MITS Computer Notes Sept, 1976, Vol 2, Issue 4, Rare Vintage Newsletter   picture


Discussions

No Discussions have been posted on this vulnerability.