bugtraq - Re: GNU screen buffer overflow

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Message-ID: <Pine.LNX.4.58.0312011239350.2263@dzyngiel.ipartners.pl>
Date: Mon, 1 Dec 2003 12:41:16 +0100 (CET)
From: Mariusz Woloszyn <emsi@...rtners.pl>
To: Timo Sirainen <tss@....fi>
Cc: bugtraq@...urityfocus.com
Subject: Re: GNU screen buffer overflow


On Thu, 27 Nov 2003, Timo Sirainen wrote:

> Buffer overflow in GNU screen allows privilege escalation for local users.
> Usually screen is installed either setgid-utmp or setuid-root.
>
With devpts and libutempter it is possible to install fully functional
screen without suid/sgid.

-- 
Mariusz Wołoszyn
Internet Security Specialist, GTS - Internet Partners