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Tectia SSH USERAUTH Change Request Password Reset Vulnerability

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Tectia SSH USERAUTH Change Request Password Reset Vulnerability

Disclosed
12/01/2012
Created
05/30/2018

Description

This module exploits a vulnerability in Tectia SSH server for Unix-based platforms. The bug is caused by a SSH2_MSG_USERAUTH_PASSWD_CHANGEREQ request before password authentication, allowing any remote user to bypass the login routine, and then gain access as root.

Author(s)

  • kingcope
  • bperry
  • sinn3r <sinn3r@metasploit.com>

Platform

Unix

Architectures

cmd

Development

Module Options

To display the available options, load the module within the Metasploit console and run the commands 'show options' or 'show advanced':

msf > use exploit/unix/ssh/tectia_passwd_changereq
msf exploit(tectia_passwd_changereq) > show targets
    ...targets...
msf exploit(tectia_passwd_changereq) > set TARGET < target-id >
msf exploit(tectia_passwd_changereq) > show options
    ...show and set options...
msf exploit(tectia_passwd_changereq) > exploit

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