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Re: Buffer Overflow in ActivePerl ?

daemon@ATHENA.MIT.EDU (rich.sf@lclogic.com)
Tue May 18 15:42:43 2004

Date: Mon, 17 May 2004 17:58:57 -0700 (PDT)
From: rich.sf@lclogic.com
To: "Oliver@greyhat.de" <Oliver@greyhat.de>
Cc: full-disclosure@lists.netsys.com, bugtraq@securityfocus.com
In-Reply-To: <40A91F5C.6060408@greyhat.de>
Message-ID: <Pine.LNX.4.58.0405171757250.7759@deadrat.localdomain>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII

Reproduced with 5.6.1/win95.

On Mon, 17 May 2004, Oliver@greyhat.de wrote:

> Date: Mon, 17 May 2004 22:23:56 +0200
> From: "Oliver@greyhat.de" <Oliver@greyhat.de>
> To: full-disclosure@lists.netsys.com
> Cc: bugtraq@securityfocus.com
> Subject: Buffer Overflow in ActivePerl ?
>
> hi folks,
>
> i played around with ActiveState's ActivePerl for Win32, and crashed
> Perl.exe with the following command:
>
> perl -e "$a="A" x 256; system($a)"
>
> I wonder if this bug isnt known?!? Because system() is a very common
> command....
> Can anybody reproduce this?
>
> I put together a little advisory on my website, including version
> information and a debugger output (Drwatson):
>
>     http://www.oliverkarow.de/research/ActivePerlSystemBOF.txt
>
>
> PS:  Due to travel activity, i will not be able to respond to mails
> within the next 8 days!
>
> Regards,
>
> Oliver
>

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