Re: Information disclosure?

Heh, that sounds more like a ugly hack than a solution if you ask me.

Pat Maddox wrote:

>No, it's not meant to clear the buffer.  If you need to clear the
>buffer, just cat a really, really long file.
>
>
>
>On 4/21/05, Jesper Wallin <jesper@hackunite.net> wrote:
>  
>
>>Hello,
>>
>>For some reason, I thought little about the "clear" command today..
>>Let's say a privileged user (root) logs on, edit a sensitive file (e.g,
>>a file containing a password, running vipw, etc) .. then runs clear and
>>logout. Then anyone can press the scroll-lock command, scroll back up
>>and read the sensitive information.. Isn't "clear" ment to clear the
>>backbuffer instead of printing a full screen of returns? If it does, I'm
>>not sure how that would effect a user running "clear" on a pty (telnet,
>>sshd, screen, etc) ..
>>
>>Best regards,
>>Jesper Wallin
>>
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>>    
>>
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>

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