You're most certainly going to end up running a command on the system with root 
permissions which will include some user
submitted data. Be extra careful with that - you always have to bear in mind that the 
user might enter multiple commands in
the respective submission.


Charlie Grosvenor wrote:

> Hi
>     I would like to create a page in php where a user can change their unix 
>password, does anybody know how i can do this?
> Thankyou
> Charlie

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