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Re: /proc filesystem allows bypassing directory permissions on Linux
| From: |
"Arturo 'Buanzo' Busleiman" <buanzo buanzo com ar> |
| To: |
Dan Yefimov <dan lightwave net ru> |
| Cc: |
Matthew Bergin <matt bergin hotmail com>, bugtraq securityfocus com |
| Subject: |
Re: /proc filesystem allows bypassing directory permissions on Linux |
| Date: |
Fri - Oct 23, 2009 02:46 PM |
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Dan Yefimov wrote:
> 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?
I think he means the 0700 on the containing directory for the "unwritable_file".
- --
Arturo "Buanzo" Busleiman / Arturo Busleiman @ 4:900/107
Independent Linux and Security Consultant - SANS - OISSG - OWASP
http://www.buanzo.com.ar/pro/eng.html
Mailing List Archives at http://archiver.mailfighter.net
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