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

Vintage IBM Port A Punch Tablet Plus Stylus And Cards. Mainframe Calculator
$7.54
Vintage IBM Port A Punch Tablet Plus Stylus And Cards. Mainframe Calculator picturePdp-8i Computer With Tape Readers
$7000.0
Pdp-8i Computer With Tape Readers pictureIBM EPO Terminator Plugs - Vintage Mainframe - Lot of 5
$5.99
IBM EPO Terminator Plugs - Vintage Mainframe - Lot of 5  pictureIBM Device Support Facilities Reference Summary R 15/16 - Vintage Mainframe
$6.99
IBM Device Support Facilities Reference Summary R 15/16 - Vintage Mainframe picture


Discussions

No Discussions have been posted on this vulnerability.