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Re: /proc filesystem allows bypassing directory permissions on Linux
From: Dan Yefimov <dan () lightwave net ru>
Date: Sat, 24 Oct 2009 01:12:51 +0400

On 24.10.2009 0:35, Matthew Bergin wrote:
doesnt look like the original owner is trying to write to it. Shows it
cant, it had guest write to it via the proc folders bad permissions.
Looks legitimate

Please tell me, who issued 'chmod 0666 unwritable_file'? Was that an attacker? No, that was the owner of 'unwritable_file', nobody else. What the 0666 file mode means? It means, that everybody can write to the file, can't he? So why do you believe that pretension legitimate?
--

Sincerely Your, Dan.


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