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Re: MDKSA-2000:065 - Linux-Mandrake not affected by dump

daemon@ATHENA.MIT.EDU (Adam Knight)
Sat Nov 4 00:58:14 2000

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Content-Type: TEXT/PLAIN; charset=US-ASCII
Message-Id:  <Pine.GSO.4.21.0011021759250.28133-100000@admin3.jump.net>
Date:         Thu, 2 Nov 2000 18:01:54 -0600
Reply-To: Adam Knight <ahknight@JUMP.NET>
From: Adam Knight <ahknight@JUMP.NET>
To: BUGTRAQ@SECURITYFOCUS.COM
In-Reply-To:  <20001102152247.A30551@mandrakesoft.com>

You know, I tried this on Redhat 6.2, two different installs, and got the result
they're saying here.  Perhaps this is only on *some* Redhat installs?  Anyone
have an idea as to what would cause this to fail/succeed?  My copy is certainly
SUID root, but the binary it made was SUID me.

On Thu, 2 Nov 2000, Linux Mandrake Security Team wrote:

>-----BEGIN PGP SIGNED MESSAGE-----
>Hash: SHA1
>
>________________________________________________________________________
>
>                Linux-Mandrake Security Update Advisory
>________________________________________________________________________
>
>Package name:		dump
>Date:			November 2nd, 2000
>Advisory ID:		MDKSA-2000:065
>
>Affected versions:	None
>________________________________________________________________________
>
>Problem Description:
>
> In some instances, if dump is suid root, it can be used to gain root
> access.  Two exploits have been published to prove this.
>________________________________________________________________________
>
>Linux-Mandrake ships dump suid root, however both exploits do not work
>under Linux-Mandrake.  The end result is a shell that is suid by the
>user attempting the exploit, and not suid root which is the intended
>result.
>________________________________________________________________________

--
____________________________________________________________________________
Adam Knight                                                ahknight@jump.net
MIS Developer                                            http://www.jump.net
______________________________Codito, ergo sum______________________________

 Allen's Axiom:
    When all else fails, read the instructions.

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