module

Samba "username map script" Command Execution

Disclosed
05/14/2007
Created
05/30/2018

Description

This module exploits a command execution vulnerability in Samba
versions 3.0.20 through 3.0.25rc3 when using the non-default
"username map script" configuration option. By specifying a username
containing shell meta characters, attackers can execute arbitrary
commands.

No authentication is needed to exploit this vulnerability since
this option is used to map usernames prior to authentication!

Author

jduck

Platform

Unix

Architectures

cmd

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/multi/samba/usermap_script
    msf /(t) > show actions
        ...actions...
    msf /(t) > set ACTION < action-name >
    msf /(t) > show options
        ...show and set options...
    msf /(t) > run
  
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