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Date:      Mon, 25 Jun 2001 18:36:06 +0400
From:      3APA3A <3APA3A@SECURITY.NNOV.RU>
To:        roshal@rarsoft.com
Cc:        ache@FreeBSD.org, ports@FreeBSD.ORG
Subject:   rar bsd unsafe permissions
Message-ID:  <62107132848.20010625183606@SECURITY.NNOV.RU>

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Hello roshal,

if default rar archive is extracted with `rar x` all files are created
with 0777 permissions. It's not good.

Latest available version is 2.02.

rar  2.0b  has directory traversal bug, it allows to create 'trojaned'
archive  which  will  place  executable  files anywhere the creator of
archive  wants. This bug is patched in 2.02 but I found no information
on this in release notices/change log.

In  conjunction,  this 2 small problems create _very huge_ problem for
rar users.



-- 
http://www.security.nnov.ru
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