module

X7 Chat 2.0.5 lib/message.php preg_replace() PHP Code Execution

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Disclosed
2014-10-27
Created
2018-05-30

Description

This module exploits a post-auth vulnerability found in X7 Chat versions
2.0.0 up to 2.0.5.1. The vulnerable code exists on lib/message.php, which
uses preg_replace() function with the /e modifier. This allows a remote
authenticated attacker to execute arbitrary PHP code in the remote machine.

Authors

Fernando Munoz fernando@null-life.com
Juan Escobar eng.jescobar@gmail.com

Platform

PHP

Architectures

php

References

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/http/x7chat2_php_exec
    msf exploit(x7chat2_php_exec) > show targets
        ...targets...
    msf exploit(x7chat2_php_exec) > set TARGET < target-id >
    msf exploit(x7chat2_php_exec) > show options
        ...show and set options...
    msf exploit(x7chat2_php_exec) > exploit
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