[15660] in bugtraq

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Re: remote crash BitchX 1.0c16

daemon@ATHENA.MIT.EDU (Antonomasia)
Thu Jul 6 14:48:09 2000

Message-Id:  <200007052021.VAA03286@notatla.demon.co.uk>
Date:         Wed, 5 Jul 2000 21:21:07 +0100
Reply-To: Antonomasia <ant@NOTATLA.DEMON.CO.UK>
From: Antonomasia <ant@NOTATLA.DEMON.CO.UK>
X-To:         edwards@bitchx.dimension6.com
To: BUGTRAQ@SECURITYFOCUS.COM

Colten Edwards <edwards bitchx.dimension6.com>:

> There's a small bug in the latest BitchX in which a nasty user can invite
> you to a channel with a %s in it...

> This is a classic case of printf(variable); where variable contains
> formatting chars.

For a crude Perl scanner for these bugs you could try
    http://www.notatla.demon.co.uk/SOFTWARE/SCANNER/argcount.plx
which arose out of discussion on the linux security audit list.

--
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# Antonomasia   ant@notatla.demon.co.uk                      #
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