Patch for new virus - Mabuto.B or Mabutu-A

Drew Marshall drew at THEMARSHALLS.CO.UK
Tue Oct 26 23:25:26 IST 2004


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Julian Field wrote:

> There is a new virus out called variously
>    W32/Mabuto.B at mm (F-Prot)
>    W32/Mabutu-A (Sophos)
>
> This virus exploits a hole in the MIME-tools modules. I have added a
> patch to MailScanner to save you having to mess with the MIME-tools
> directly.
>
> Attached is a patch to /usr/lib/MailScanner/MailScanner/Message.pm which
> will add a function to solve the problem. If you don't know how to apply
> a patch, then something like
>    cd /usr/lib/MailScanner/MailScanner
>    patch -p0 < Message.pm.patch
> should do the trick. If it rejects the patch on your version of
> MailScanner, just take a look at the patch file and insert the code by
> hand.
>
> I am also putting together a new beta-release including this patch (and
> an improvement to the phishing net) which I will publish very shortly.
>
> The result of the patch will be that these infected messages are
> rejected as unparsable. This is not ideal, but will have to do for now.
> I will try to produce a better solution in the next few days. The MIME
> header analysis code gets really difficult to follow :-(

All patched fine, thanks Julian. Wonder if any one else has noticed this
'little' flaw...

Drew

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